Top definition
A women of the looser variety who's inclined to keep company with many different men in the armed forces. Especially Marines.
Person 1: "There's Meg. Wasn't she with a Navy guy last week? She must have a thing for guys in uniform"

Person 2: "Yeah she's a Joe Jumper. She's dating a Marine now."

Person 1: "Yeah those Joe Jumpers sure do love seamen."
by restone 2380 July 18, 2010
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug