noun

1. Knowledge; the state of knowing.

verb

1. To perceive the truth or factuality of; to be certain of or that.

   “He knew something terrible was going to happen.”

2. To be aware of; to be cognizant of.

   “Did you know Michelle and Jack were getting divorced? ― Yes, I knew.”

3. To be acquainted or familiar with; to have encountered.

   “I know your mother, but I’ve never met your father.”

Synonyms: coitize, go to bed with, sleep with