warmer-upper

[wawr-mer-uhp-er] /ˈwɔr mərˈʌp ər/
noun, Informal.
1.
something that provides one with invigorating warmth:
Hot soup is a good warmer-upper after skiing.
2.
something that serves to warm up an audience or group of participants before a main event:
Radio stations played martial music as a warmer-upper before the prime minister's speech.
Origin
1940-45; warm up + -er1, applied pleonastically to both v. and particle
Slang definitions & phrases for warmer-upper

warmer-upper

noun

Something that warms or starts: wonderful warmer-upper, four-button coat sweater/ Now try it as a warmer-upper