pass out

Short definition from Wiktionary

Verb

1. 1
   To faint; to become unconscious.
2. 2
   To fall asleep, usually as a result of drunkenness or the consumption of drugs.
3. 3
   To distribute.
4. 4
   To graduate, usually marked by a ceremony at the end of training.
5. 5
   To become proficient in a particular job or task.
6. 6
   To graduate from university.
7. 7
   To end (a round) by having passes as the first four bids.
8. 8
   Used other than figuratively or idiomatically: see pass, out.

Noun

1. 1
   A ticket (or similar) allowing a person to leave (a theatre etc) and subsequently re-enter