misting up

Verb

mist up (third-person singular simple present mists up, present participle misting up, simple past and past participle misted up)

1. (intransitive) To become misty.
2. (intransitive) To become coated with condensation; to fog up.
   • The bathroom mirror misted up when he opened the shower door.
3. (figuratively, intransitive) To become teary.
   • Years later, the song we played at our wedding still made me mist up.