fog a mirror

English

Etymology

From the practice of placing a mirror near the nose and mouth of sleeping individuals to determine whether the glass fogged, indicating that they were still breathing.

Verb

fog a mirror (third-person singular simple present fogs a mirror, present participle fogging a mirror, simple past and past participle fogged a mirror)

1. Used other than figuratively or idiomatically: see fog,‎ a,‎ mirror.
2. (idiomatic) To be alive.

   I'm so tired of being alone, I would marry anyone who could fog a mirror.