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Being cranky as if on their period, or actually on their period.

Made from the fact that some people wear sweatpants when on their period and are cranky when PMSing.
Example 1:
Person 1: (chatting profanity online)
Person 2: are you wearing sweatpants today?

Example 2:
Person 1: (playing Call of Duty) DUDE WTF CAMPER NOOB stfu gtfo!!
Person 2: It's like you're wearing sweatpants whenever you play COD.

Example 3:
Person 1: My mom gets pissed off every time I do something lately.
Person 2: She must be wearing sweatpants.
by 12dan4 December 11, 2011
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