look up any word, like the eiffel tower:
adj./n. a bitchy, whorish person, who is being excessively annoying. A two-faced hypocritical idiot.
girl 1: OMG Gina! stop being so erba!


girl to another: wow, Violet is SUCH an erba.
by ellieisbeast July 02, 2011
a really gangster name
hey homie g!
whats up erba?
by Laur-dizzle June 21, 2008
This name ain't nuttin tah fuk wit!
"Hey Erba, are you coming to my party?"
by marykate6969 April 19, 2009