Search Result for "in a heartbeat":

The Collaborative International Dictionary of English v.0.48:

heartbeat \heartbeat\ n. the audible and palpable rhythmic contraction and expansion of the arteries with each beat of the heart; as, he listened to her heartbeat with a stethoscope. Syn: pulse, pulsation, beat. [WordNet 1.5] in a heartbeat immediately. [PJC]