by GainingBananas May 21, 2011
by pimpin asian July 13, 2006
means "giggle in my brain" and is an awesome alternative to saying lol, because most people do not ACTUALLY laugh out loud when they type lol. so please people, start using gimb. and it DOES NOT mean get in my bed like the previous person so foolishly thought. its "giggle in my brain".
by CoolioSexyBeast May 28, 2009