to part; to separate or disunite; to disengage; -- the opposite of attach; as, to detach the coats of a bulbous root from each other; to detach a man from a leader or from a party.-to separate for a special object or use; -- used especially in military language; as, to detach a ship from a fleet, or a company from a regiment.-to push asunder; to come off or separate from anything; to disengage.