1. n. An action done with complete thoughtlessness.
2. v. To commit a mick.
Origin: "mick," truncation of "Micki," nickname for grandma (also see definition 27 for pap
"Did that fatass take ANOTHER cupcake??? I just told her they were for Saturday's party!"
"Yeah, she's prone to micks."
"Aw, Stacy micked again! She left the back door open in the rain!"