from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The visiting of a number of public houses in a single session
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a tour of bars or public houses (usually taking one drink at each stop)
pub + crawl, "crawl" comes from the fact that the participants are supposed to be unable to stand up straight by the end of the event. (Wiktionary)