Dictionary.com
Thesaurus.com
Jump To:
  • ha
    ha
    interjection
    (used as an exclamation of surprise, interrogation, suspicion, triumph, etc.)
  • ḥā
    ḥā
    noun
    the sixth letter of the Arabic alphabet, representing a pharyngeal spirant consonant.
  • hā
    hā
    noun
    the 26th letter of the Arabic alphabet, representing a glottal spirant consonant sound.
  • Ha
    Ha
  • h.a.
    h.a.
    abbreviation
    high angle.

ha

1 American  
[hah] / hɑ /
Or hah

interjection

  1. (used as an exclamation of surprise, interrogation, suspicion, triumph, etc.)


ha 2 American  

abbreviation

  1. hectare; hectares.


ḥā 3 American  
[khah] / xɑ /

noun

  1. the sixth letter of the Arabic alphabet, representing a pharyngeal spirant consonant.


hā 4 American  
[hah] / hɑ /

noun

  1. the 26th letter of the Arabic alphabet, representing a glottal spirant consonant sound.


Ha 5 American  
Symbol, Chemistry, Physics.
  1. hahnium.


h.a. 6 American  

abbreviation

  1. Gunnery. high angle.

  2. in this year.


ha 1 British  
/ hɑː /

interjection

  1. an exclamation expressing derision, triumph, surprise, etc, according to the intonation of the speaker

  2. (reiterated) a representation of the sound of laughter

"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

Ha 2 British  

abbreviation

  1. Hawaii

"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

ha 3 British  

symbol

  1. hectare

"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

h.a. 4 British  

abbreviation

  1. hoc anno

"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

Etymology

Origin of ha1

Middle English word dating back to 1250–1300; see origin at ha-ha 1

Origin of ḥā3

From Arabic

Origin of hā4

From Arabic

Origin of h.a.6

h.a. ( def. 2 ) < Latin hōc annō


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:

Ha ha, what a crazy time that was.

From The Wall Street Journal ● Sep. 29, 2026

They said, ‘Oh, yeah, ha ha, that’s funny, go for it.’

From Los Angeles Times ● Jun. 26, 2026

“They’re not going to do that again. Ha ha ha ha.”

From Barron's ● Oct. 8, 2025

At first I posted it kind of lighthearted, like, “Oh, ha, she looks like me.”

From Slate ● Oct. 2, 2025

For he shaved our skull, and cleansed our wound and bound it neat with bandages stolen from the home of an unsuspecting leader of the mob, ha!

From "Invisible Man" by Ralph Ellison

Hay, hā, n. a country-dance with winding movement.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various

Hey, hā, interj. expressive of joy or interrogation.—interj.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various

Hay, hā, n. grass cut down and dried for fodder.—ns.

From Chambers's Twentieth Century Dictionary (part 2 of 4: E-M) by Various

Ha ha, what a crazy time that was.

From The Wall Street Journal ● Sep. 29, 2026

While World Models have conceptually been around for decades, one inspiration for this work was an influential paper published in 2018 by David Ha and Jurgen Schmidhuber, external.

From BBC ● Jul. 2, 2026

New York Times spokesperson Danielle Rhoades Ha said in an email to the Associated Press that Griffin’s lawsuit “repeatedly misrepresents The New York Times story and its reporting.”

From Los Angeles Times ● Jun. 19, 2026

"We analyzed the star for a large swath of elements, and the abundances are quite low for all of them," said Ha Do, another student on the team.

From Science Daily ● Apr. 4, 2026

He’s going to say, “Just kidding! Ha, Veturius, the look on your face...”

From "An Ember in the Ashes" by Sabaa Tahir

Random Word

Spin the wheel and learn a new word!

Get a word

Vocabulary.com logo
by dictionary.com

Just like flashcards, but way more fun

Don't take our word for it. Leave the boring studying behind and join VocabTrainer today. You'll learn even faster and never look back.

Take me to Vocabulary.com