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1.
yap
To steal from, or rob someone. especially jewerly and other valuble items.
"Yap that fool"!!!! (from the song "ante up")
by Yapper August 27, 2003
 
2.
yap
verb To talk noisily or stupidly; jabber
noun The mouth: Shut your yap
noun A stupid, crude, or loud person.
Until Ja started yappin' in magazines how we stabbed him
Fuck it 50 smash 'em, mash 'em and let him have it
by Bean December 11, 2004
 
3.
yap
Yap (Young Asian Professional)
- You are in one of these professions:
a) Medicine / Pharmaceutical
b) Engineering
c) Finance
d) Investment Banking
e) Accounting
- Most of your wardrobe was purchased at Banana Republic
- You go to "mixers" on Thursday nights to meet other Yaps and talk about the Dow Jones.
- You did exactly what your parents wanted you to do and as a result, your life is hella boring
- Your apartment/home is decorated almost exclusively with stuff from Pier 1
- Your parents always talk to their friends about how much money you make. If they don't, then you're a dissapointment
ben: that kid is so smart

andy"yup, he is a YAP
by YONGSUN July 27, 2004
 
4.
Yap
An american gangster slang word meaning to steal from someone at gunpoint.
"Yo yap that bitch. If she tries to spaz out then smack that bitch"

Ante Up by MOP
by Lil Fame October 20, 2004
 
5.
yap
Meaning "Young Asian Pussy" the word yap is often used to fetishize an Asian females sex-organ. like wise, yap can also mean "Young Asian Penis" which highlights an Asians ability to retain they're youth.
Hey bitch, shut your yap tight!
by yellowyap May 15, 2014
 
6.
A very nice set of tits
dammmmm, yo check out them Yaps on that girl over there!
by scanman23 March 02, 2011
 
7.
Y.A.P - a Young Age Pensioner, a person that is old before there time and shows no interest in enjoying the benefits of youth.
Mike - 'Hey Jonny are we hitting the clubs tonight?'

Jonny - 'No way man I am staying in watching the last night of the proms with nice cup of cocoa'

Mike - 'Jonny you are such a Y.A.P'
by nothinbetter2do August 26, 2009