in a heartbeat


Also found in: Dictionary, Wikipedia.

in a heartbeat

Very quickly; as soon as is possible. If you need me, just call—I'll be there in a heartbeat. Oh, I'd move in a heartbeat—I'm so sick of the cold winters in this region.
See also: heartbeat

in a heartbeat

Fig. almost immediately. If I had the money, I would go back to college in a heartbeat. Just tell me that you need me and I'll come there in a heartbeat.
See also: heartbeat

in a ˈheartbeat

very quickly, without thinking about it: If I was offered another job, I’d leave in a heartbeat.
See also: heartbeat

in a heartbeat

Extremely quickly. This hyperbolic expression—what could actually happen in the space of a single heartbeat?—dates from the late 1800s.
See also: heartbeat