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1.
A term used to describe being horny. When you both want and need sex asap.
OMG it's been a while since we've done the horizontal boogie. wantneed!
by Drinacat October 12, 2007
 
2.
An expression to desire an object by stating that it isnt that one mearly desires the object but that it would be a nessecity to their survival.
Person 1. "Do you want that new home enima kit?"
Person 2. "Want? Need."
by Felix Tripp January 30, 2007