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When you hit it (plus) then quit it (delta). Usually the pluses out number the deltas, and usually there are no strings attached.

Also, plus delta can be used as a reference to a person with whom you'd like to fuck.

See also, plus buddies.
I would love to plus delta THAT.

Can we just plus delta and get it over with?

He is definitely a plus delta.
by jsleeepy November 15, 2009