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2.
a phrase used instead of cliche everyday conversation words such as "hello" or "what's up". The proper response to "jug of pennies" is "jug of pennies". It can also be exclaimed during awkward silences only to echoed again by everyone in the room.
Guy 1: Jug of pennies
Guy 2: Jug of pennies!
by omg_spoilerz November 12, 2006
 
1.
When you get excited over nothing.
She was all jug of pennies about that guy. Turns out he was gay.
by Joseph Johnston November 12, 2006