6. PEEP / P.E.E.P. , short-lived 1980s US acronym for Perfectly Excellent Eating Pussy.
PEEP rate this definition:
(Abbreviation)
Positive End Expiratory Pressure
peep rate this definition:
(Expression)
(slang) a friend or pal of someone; someone who goes with the same crowd or group. Instead of using a phrase as my friends, one would use the word peeps.