Questionable or offbeat behavior that may warrant shame and/or an apology.
Guy 1: Hey, sorry for hitting on your sister like that, man. I guess I could've at least waited until you and your parents left the room...

Guy 2: Yeah. Bad form, dude. Bad form.
by Greg B. January 14, 2008
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Bad form denotes treating another person in a certain way but getting all twisted, hurt and ego-busted when you receive the same treatment back.
I know it's Bad form to break up via text, but he only called me a handful of times during our relationship. I had to communicate in his language.
by #whileyoucan March 1, 2015
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