1. a LARGE piece of excrement. A gargantuan turd.

2. a Hamburger
Sorry I left that Big Carl in your toilet. It wouldn't flush.
by kingkike January 07, 2010
The shit u take after u drunk eat way too much at a Carl's Jr.
Jimmy woke up with a hangover and took 2 big Carls before breakfast.
by walterc April 06, 2013
It's a codeword to tell you friends that you farted when you don't want others to know (the girls).
Hey man, "Big Carl" is here. or Did "Big Carl" just come over?
by Raintree 129 November 05, 2009

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