steam up something (or steam something up) – if a surface such as a mirror or a window steams up, or if something steams it up, it becomes covered with steam (very small drops of water).
Examples of use:
1. The bathroom mirror always steams up when I have a bath.
2. It was so cold outside that my glasses steamed up when I walked into the warm house.
3. That pan of boiling water is steaming up the kitchen windows.
4. My glasses keep steaming up: I can’t see a thing!
5. It’s impossible to cook a family meal without steaming the kitchen windows up.
infinitive |
steam up |
present simple |
steam up and steams up |
-ing form |
steaming up |
past simple |
steamed up |
past participle |
steamed up |
Can you use this phrasal verb in a sentence?
If you wear glasses, do they steam up sometimes?
Image © liz west