the giving of mass amounts of dome. usually held at a convention center. dome-a-thon's are not for the faint of heart, you must be prepared to take at least 80 or 90 cumshots-with a smile i might add- right on your face. you may also call someone a dome-a-thon, but only if they are seriously douching at that particular place and time.
yo that dome-a-thon last weekend was the shit! i must've given dome like 150 times, it was fuggin' rediculous!!!
by ass bagger April 23, 2005
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lol-a-thon can be defined as a series of loling in sequence. A lol-a-thon may be an occurance with one participant or many, it really depends on how funny or lolable an event is :. Also, a lol-a-thon usually goes for a while, as most "a-thon's" do.
"Oh, it was a lol-a-thon when Jerry stacked it over the railings yesterday LOLOLOLOLOL XD"
by LAWLmonster October 7, 2007
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A gathering in which The Settlers of Catan is played for 24 hours straight.
That Catan-a-thon last week was crunk!
by Settler69 October 17, 2007
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A long trolling session usually spanning many hours or even days. Attempted on sites such as facebook or twitter etc.

Note: For best results, teamwork should be used and the exploitation of an experienced troller is also a necessity.
Geez man, I'm buggered from that troll-a-thon last night.

Can i have some help bro, this guy's trolling all over me in this troll-a-thon
by Untrollable_Troll April 11, 2011
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A massive collection of blunders. A series of irresponsible, stupid, moronic behavior. See also Bush Administration
"YOU LOST THEM ALL!?....and we're broke...and my car's gone...this is turning into a real buttfuck-a-thon."
by Nemo_R_A November 28, 2004
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A form of competition which many people participate in which is seen as disgusting to the outside world, which is why it is normally done in private alleyways where burps can be heard from kilometers away.
Sam: Hey Joy wanna go to the Burp-A-Thon with me?
Joy: No way you gross man!!
by Yermy Battled Warter November 6, 2016
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(v.) The act of having sex multiple times, as fast, fierce, and satisfying as possible. Basically, it's having several awesome quickies.

Pronounced: Rod-a-thon, like Marathon.
Dude, I made Michelle do a rod-a-thon last night, it was so boss.
by Z$mayne March 14, 2010
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