1) A slang term for someone who is loud,
obnoxious, overly-confident but also a pussy. It is a branch off of the term
goonberry. A pussberry talks a big game but then when you step up to them they back down
like a little pussberry.
2) A pussberry can also be a berry of any flavor that is placed into the vagina of girl in order to give it a better taste.