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  • psych
    psych
    verb (used with object)
    to make happily excited or full of eager anticipation.
  • psych-
    psych-
    variant of psycho- before some vowels.
  • psych.
    psych.
    abbreviation
    psychological.
Synonyms

psych

1 American  
[sahyk] / saɪk /
Or psyche

verb (used with object)

psychs, present (3rd person singular) psyched, past participle, past psyching present participle
  1. to make happily excited or full of eager anticipation.

    Your stories about Edinburgh have psyched me more than ever for my trip there next year!

  2. to prepare mentally and emotionally so as to be in the right frame of mind to do one's best (often followed byup ).

    He sat with his eyes closed in the aircraft, psyching himself for his first parachute jump.

  3. to intimidate, make nervous, mislead, etc., in order to gain an advantage.

    A good chess player knows how to psych the opponent.


interjection

  1. Sometimes (used after deliberately misleading someone, to let them know they’ve been fooled).

    I’ve decided to put the house up for sale, and the agent is coming by in an hour . . . Psych!

verb phrase

  1. psych out. see psych-out.

  2. psych up

    1. to prepare mentally and emotionally for a challenge.

      I have to psych myself up for the annual family reunion.

    2. to create excitement and eager anticipation in.

      Beach parties, road trips, stargazing, barbecues—here are 10 tunes to psych you up for summer!

psych 2 American  
[sahyk] / saɪk /

noun

Informal.
  1. psychology, especially as a course or field of study.

    She took two semesters of psych in college.


psych 3 American  
[sahyk] / saɪk /

adjective

  1. psychedelic.

    stunning psych colors and patterns.

psych- 4 American  
  1. variant of psycho- before some vowels.

    psychasthenia.


psych. 5 American  

abbreviation

  1. psychological.

  2. psychologist.

  3. psychology.


psych British  
/ saɪk /

verb

  1. informal (tr) to psychoanalyse See also psych out psych up

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

What does psych- mean? Psych- is a combining form used like a prefix meaning either “psyche” or "psychological." Psyche denotes "the human soul, spirit, or mind," while psychological is a related yet distinct term that means "pertaining to psychology, the science of the mind or of mental states." Psych- is often used in medical and technical terms, especially in psychology. Psych- comes from Greek psȳchḗ, meaning “breath, spirit, soul, mind.” For more on the meaning of this word in Ancient Greek mythology, read our entry for psyche. The word psyche is at the root of the term psychedelic, which refers to the effect of hallucinogenic drugs. What are variants of psych-?Psych- is a variant of psycho-, which loses its -o- when combined with words or word elements beginning with vowels. Want to know more? Read our Words That Use article about psycho-.

Other Word Forms

Inflected Forms

Participles

Conjugated Forms

Present

Past

Future

Etymology

Origin of psych1

First recorded in 1915–20 in earlier sense “to subject to psychoanalysis”; originally a shortening of psychoanalyze; in later use (especially in psych 1 defs. 2, 3 ), perhaps as independent use of psych-

Origin of psych2

First recorded in 1890–95; by shortening

Origin of psych3

First recorded in 1985–90

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

"I'll psych her out a little bit - she won't admit it but I can see her coming apart at the seams already..."

From BBC Dec. 27, 2025

“You’ve got to kind of, not psych yourself up,” she says, “but you’ve got to fake it till you make it.”

From Los Angeles Times Sep. 29, 2025

Their psych ward meet-cute isn't as romantic as it sounds — I promise.

From Salon Oct. 12, 2024

After unburdening herself from the bipolar diagnosis she had received as a child, she got off psych meds.

From Slate Sep. 29, 2024

That night as I rode the train home, I had to try to psych myself up for working with Sam again for another three months.

From "Proud" by Ibtihaj Muhammad

Inner Wave is the latest in a boomlet of young Latinx psych- and oldies-influenced acts from well outside L.A.’s hipsterville neighborhoods.

From Los Angeles Times Jun. 29, 2018

This is a woman who psychs herself up in the mirror and raps to herself, in order to ...

From Slate Aug. 30, 2017

“He’s like Muhammad Ali, he psychs out all the other horses,” she said.

From Los Angeles Times Jun. 8, 2017

Before trials, he psychs himself up by yelling “Showtime!,” in a nod to “All That Jazz.”

From The New Yorker Apr. 6, 2015

You can also designate a "Fit Song," so at the touch of a button you hear the tune that always psychs you up to go all out.

From Seattle Times Jan. 7, 2012

If the psychs were right, he's fixated on you, now.

From Youngling A Terran Empire story by Wilson, Ann

"I picked up the hammer, stuck on Frankie goes to Hollywood's Two Tribes, got myself psyched up and went outside."

From BBC May 2, 2026

I psyched myself up to argue and dialed the customer service number on the back of the bill.

From Slate Apr. 25, 2026

The SNL actor said his hosts were "psyched" he wore a kilt and he "had the best dinner ever".

From BBC Oct. 20, 2025

And then I’m just psyched that they decided to go with my idea.

From Los Angeles Times Jun. 12, 2025

Father is all psyched up to stay here forever, I think.

From "The Poisonwood Bible" by Barbara Kingsolver

Of course, there are limits to taking a Panglossian attitude and psyching ourselves up in the face of challenges.

From The Wall Street Journal Nov. 21, 2025

"I knew how toxic it can be. You're psyching yourself up for it, so to hear that you aren't going to need it is just unbelievable," she says.

From BBC Mar. 30, 2023

His ability to read the room and know his players have helped Daniels coach Joseph through multiple slumps, favoring the less-is-more approach to keep from psyching his kicker out.

From Seattle Times Jan. 13, 2023

Clever on and off the court, Medvedev enjoys psyching out his opponents not only with his combination of impenetrable defense and sneaky offense but with his needling comments.

From Los Angeles Times Jan. 30, 2022

He wanted to think the old man was just psyching him out, but something told him the prediction was true.

From "The Son of Neptune" by Rick Riordan

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