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1.
Used when someone is blocking your view of something. In layman's terms, it means 'Move!'. Its origins come from the physics term 'delta-x', which indicates a change in displacement (ie. movement from one position to another)
*Rednuts stands in front of whiteboard*
Ratrick: Hey Rednuts, delta-x.
Rednuts: delta-x, what?
Ratrick: MOVE!
by Krooga June 28, 2005