It is an american-italian coruption of the sicilian word for "godfather".
Still the same usage as simply meaning "life-long friend" or the like.
Hey, gumba, whats cracking?
Italian slang for close friend, best friend, companion, pal.
Hey Gumba, let's go to the ball game.
italian slang for a close male friend. can be used either for family or friends that the speaker feels are close enough to be in their inner circle. not to be used for a woman.
hey, gumba, c'mere, i gotta tell you something
1. A person who is careless in either actions or remarks in a way that is often offensive and/or sarcastic but usually not too serious. The term is used playfully because a person being a Gumba, much like the characters of similar name in Super Mario Bros., is not to be taken as a serious threat, just playfully annoying.
Many Gumbas don't know how weak they are or else they would never behave in ways that encourage others to stomp on their heads.
2. An insult used when you want to seem more polite than you feel. i.e. "It's nicer than calling someone a retarted
(Looking at old pictures)
MAN: I can't remember when my hair was that dark
WIFE: Wasn't it a few weeks ago!? (referencing his attempt to dye it which he regretted)
Man: You're a Gumba
a pungent individual who tends to over explain things and/or includes every possible detail when telling stories and jokes even... no, especially when it isnt necessary. an otherwise intelligent person who doesnt realize the importance of brevity in certain situations. also takes an exceptionally long time to get ready before leaving to go anywhere. enjoys puns way too much to actually be human, though usually delivers them with exceptional timing, dryness, and cheesy wit.
An italian tough guy.
My gumba can kick your sorry ass.