b.o.b.-a-thon: when a girl comes home from a hard day and takes a nice long bath, then proceeds to have a marathon session with her favorite vibrator. Includes multiple orgasms over a 2-3 hour period.
Sunshine: So what'd you do last night, Katie?
Katie: I had a b.o.b.-a-thon, and I feel so much better today! I was at it for like three hours! Six orgasms and no stress today baby!
by KatieZ1983 September 10, 2008
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Similiar to blart, but occurs when many people are competing for title of biggest blarter
Aeryck and Ed were blarting back and forth so much, that it turned into a straight out Blart-a-thon!
by LilOlMe2004 February 5, 2006
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The ability to ejaculate in under 10 seconds while masturbating and drawing blood.
"Last night, I pulled a Gore-A-Thon in my bathroom."
by SnugZ August 19, 2008
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(noun) A Zombie movie marithon / Beer tasting party
I wonder what Beer I should bring to the Zom-Brew-Thon? I hope we watch a movie I have not seen before!
by The Brew-Thusiast April 11, 2010
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This is an extended masturbation session of gratitude, formed by combining the words "wank" + the German word "danke" for thank you + "thon" from marathon.
Mom: Alright son, I fixed you a great supper. How are you going to thank me?

Son: Mom, I am going to do a wanke-danke-thon in your honor tonight.

Mom: Oh I am flattered!
by SantoshGeorge October 17, 2008
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1. (noun) bridge or interlude in the "drone ambient" music genre also known as bwangbwong
Setting - Coffee house sound system plays not too loudly but not too quietly: Bwangbwong, bwangbwong, pog-me-thon... bwangbwong... barista crafts a reed flute...

Customer: Can I get a Cafe Americano? Actually, just cream and sugar.
by Stone St, USA December 3, 2010
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To describe a huge problem or 'cock-up' of gargantuan proportions.
Sean - "fook me did ya see the game last night?"

J-Blo -"Aye - what a bloody cock-a-thon that was!"
by herbie-T September 14, 2007
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