Any gathering predominantly populated by tools, or individuals who lack the capacity to not conform to systems and arbitrary rules, and who generally lack the ability to think or act creatively.
Duuuude, you really didn't miss anything: that wedding was basically a tool convention.
by Steinus July 16, 2012
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When a group of government agents (i.e. FBI, DEA, ATF, etc.) are enacting a search warrant on a premises. So named because of the large amount of agents that wear trenchcoats as part of their attire. Term used more often in colder regions of the country. Can also apply to municipal law enforcement detectives as well.
"Did you see the trenchcoat convention at the meth lab down the street? Looks like they finally busted those guys."
by Boozy Springer November 6, 2006
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A group of two or more colleagues shitting together in a public bathroom, competition to see who leaves the largest shit, aka jackpot.
I got the USA Today ready for our 330 jackpot convention
by El el fetches January 24, 2013
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The female equivalent of a sausage fest. A party or gathering consisting of numerous women with little to no men present.
"I totally went to the bar hoping to meet some guys, but when I got there it was a total clam convention."
by Vaginal Huntress January 24, 2010
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a clock which is not located on a Mobile phone or such device. Usually strapped to the wrist also know as a Wrist Watch. Also may be kept in a Pocket which would be know as a Pocket Watch
My phones dead, do you have the time?... on a conventional watch?
by Leels February 2, 2010
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