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1.
grandfather, usually used by a southerner (regardless of intelligence)
Yeah, peepaw, we'll see you and meemaw on Christmas Day!
by HopeZine February 19, 2011
 
2.
Name used by ignorant southerners referring to their old grouch dad. Could also be used as "paw". Peepaw is a man who is typically really grouchy, smokes Marlboro, drinks budlight, and tries to be fancy when he goes to parties, but you can usually see his pit stains and smell his smokers breath from a mile away.
Peepaw : Hayyyden what did you do with my cigarettes you damn bastard? UMA KILL YOU WEN I GIT a HOL OF YA !

Corissa : PEEPAWWW ! don't be mean to hayyden he just got here from the war !

Peepaw : I DUURN CARE! BOY BETTER GO BUY ME SOME CIGARRETS AND GIT ME ANOTHER BEER !

CONNIE: NOW PAW SETTLE DOWN NOW.
by PAWDER March 30, 2013
 
3.
a grandfather-usually said by a southerner of low intelligence
Hey man what did you do last night.
Yea, Your peepaw eh!
by Tyler Braithwaite May 07, 2007
 
4.
Usually an older gay male over the age of 50 that is well endowed.
I met a Pee Paw last night that completely rocked my world.
by KFabo February 26, 2012