1 definition by the.oppenheimer

a jack of all trades is a person who is not an expert in any fields, but knows a little about everything.

jack of all trades often lack an university degree, as they didnt specialize in anything, but studied/learned a bit of every subject.
1: omfg john knows freakin everything!
2: nah, hes just a jack of all trades. dont ask him anything deeper tough.
by the.oppenheimer February 15, 2010
Get the jack of all trades mug.