Top Definition
Gaseous ice ball appearing every 80 years or so
Man "Hey I can see Halleys comet in the sky !" . Comet expert "Best place for it I say"
by binsurfer December 11, 2003
2 more definitions
Often referred to as a girl's butthole. Usually one that is large in size, similar to that of a comet.
I just saw Halley's Comet!
by Bon Skribit April 19, 2009
After cuming and cleaning up with tissues, throw the tissues at your root to create the flying halley's comet.
"hey bitch, catch this" as i throw halley's comet at her back.
by Mr meanings April 25, 2011

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