Dictionary.com
Thesaurus.com

fess

1 American  
[fes] / fɛs /
Or fesse

noun

Heraldry.
  1. an ordinary in the form of a broad horizontal band across the middle of an escutcheon.


fess 2 American  
[fes] / fɛs /

verb phrase

  1. fess up to admit or concede, especially freely.


fess 3 American  
[fes] / fɛs /
Also fessor

noun

Chiefly South Midland and Southern U.S.
  1. a teacher.


fess British  
/ fɛs /

verb

  1. informal to make a confession

"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 fess1

First recorded in 1350–1400; Middle English fes(se), veece, fesshe, from Old French, ultimately from Latin fascia fascia

Origin of fess2

An Americanism dating back to 1830–40; shortening of confess

Origin of fess3

First recorded in 1905–10; shortening of professor

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:

The SNP MSP told reporters: "I will freely fess up to things I've done but I will not apologise for things I've not done."

From BBC Sep. 18, 2025

By the time kids are asking directly, “Is Santa really real, or are you actually the one bringing the present?” it’s probably time to fess up, Mills said.

From Los Angeles Times Dec. 20, 2024

This wasn’t the time to fess up that something horribly wrong was happening.

From Salon Sep. 30, 2024

Josh: Hey, Melissa, it’s time to fess up to all these garbage thoughts we’ve had recently.

From Seattle Times Jan. 5, 2024

I overhear Madison telling Brian Li that Lara and Kirsten were actually the first to complete all the clues but didn’t fess up to getting inside information.

From "Amari and the Night Brothers" by B.B. Alston

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