noun
warmer
WAW-muh
noun
1
A device or item that provides gentle heat, such as a food warmer or hand warmer.
"She kept a hand warmer in each pocket during the hike."
"The restaurant used a plate warmer to keep dinners hot."
2
A short opening activity used to get people engaged before the main part of a class or session.
"The teacher started the lesson with a five-minute warmer about last week's topic."
How to Use Warmer
Learner’s notesIn plain EnglishSomething that provides warmth, or an introductory activity meant to get people ready to engage.
Common pairings
hand warmer
plate warmer
lesson warmer
Word Forms
warmers plural
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She kept a hand _____ in each pocket during the hike.
Etymology
Warm plus the agent suffix -er, "a thing that warms."