1 definition by Dirk Moneyshot

yump

1. Usually to strongly agree with what one is saying.
2. To affirm something.
3.Substitution for "yep", "yes",
"yeah", etc.

1. -"Damn those are some big ass tits"
-"YUMP!" (strong usage)
2. -"Check out that ass"
-"Yump" (medium)
3. -"What a bitch"
-"yump" (mild, to simply agree)

by Dirk Moneyshot September 25, 2003