Steam up – English Phrasal Verb – Online English lessons

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