1: Disgusting rag waved by Steelers fans at football games, tailgates, and business meetings. Generally left unwashed for "good luck."

2: A synonym for something that is utterly repulsive, idiotic, or represents a lower stratum in human evolution.
Guy 1: Dude, that girl is a major slew, I can't believe you hooked up with her.

Guy 2: I know, terrible towel of a decision. I better get tested asap.
by hampsterdam November 24, 2009
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The act of shitting on a yellow towel and then slapping an unsuspecting person with it.
My hoe didn't pay me so she got the terrible towel
by TheNastyOne82 May 08, 2011
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The towel that you jizz into and then hide under your bed and then try to use later when it gets all crusty and yellow.
After a month of missing my terrible towel I found it in the corner under my bed, but when I used it, it rubbed by dick raw because it was so crusty.
by anti steelers fan January 30, 2006
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The towel one keeps at one's bedside in order to catch ejaculatory fluids.
"Dude, my mom totally found my crusty terrible towel!"

"I couldn't find my terrible towel in time, and shot all over the comforter."
by mamaconazo January 28, 2010
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