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A portable battery used to jump start a vehicle with a dead battery.
The jump box has two wires coming out with clamps on the end; it also has a wall plug and a charge meter; must be for jump starting a vehicle.
by a clever ud user September 13, 2009
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May 3 Word of the Day
Internet persona(s) who happens to follow you and you happen to follow them back and maintain communication with and have a mutual liking for eachother whether it be friendship wise, etc. (Mutuals if more than one mutual)
Monica: Oh yay! I made a new mutual today because we started following & talking to eachother on twitter and we like eachother (so it seems).
by qtheresurrection March 25, 2015
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