warmer-upper

warm′er-up′per



n. Informal.
1. something that provides one with invigorating warmth.
2. something that serves to warm up an audience or group of participants before a main event.
[1940–45]
References in periodicals archive ?
I started with a stock question, a warmer-upper, designed to get the subject talking, asking if he has any local connections that might prove interesting.