Definitions by NOTORIOUS S.E.B.

Weff 

An alternative slang name for jizz that is commonly used in the Asian community. It can also be used in past tense (weffed) and a verb (weffing).

Jeffrey: I totally watched this mad porno last night and I got weff everywhere.
Ruben: Oh that's cool.

Weff by NOTORIOUS S.E.B. May 22, 2016