Heads-up - definition of heads-up by The Free Dictionary
heads-up (hĕdz′ŭp′) adj. Showing an alert, competent style: play heads-up basketball. n. Informal Information or notification: gave me a heads-up on the new security measures. heads-up (ˈhɛdzˌʌp) adj. 1. alert; resourceful. n. 2. Chiefly Politics. a warni...