heart‧beat /ˈhɑːtbiːt $ ˈhɑːrt-/
noun [uncountable and countable]1. the action or sound of your heart as it pumps blood through your body
2. be a heartbeat away from something to be very close to a situation or position
3. in a heartbeat American English very quickly, without delay:
Things can change in a heartbeat.4. the heartbeat of something American English the main origin of activity or excitement in a place or organization
[TahlilGaran] Dictionary of Contemporary English ▲