Definitions

1. verb

to confess or acknowledge something, especially something wrong or embarrassing

“She finally fessed up to breaking the vase.”

2. noun

a confession or admission, especially of a fault or shortcoming

“His fess about the accident was a brave thing to do.”

3. verb (archaic)

to make a boastful claim or assertion, especially one that is false or exaggerated

“He began to fess about his incredible wealth, but it turned out to be a lie.”

4. noun (archaic)

a boastful claim or assertion, especially one that is false or exaggerated

“His fess about being the greatest athlete of all time was met with skepticism.”