Suddenly remembering a task or event you've forgotten about. Examples: leaving something in the oven too long, missing a friend's birthday, not returning a time-sensitive phone call or text.
A: "Oh shit! Doom dart!"
B: "What's wrong?"
A: "I forgot to pick up my dad's meds from the pharmacy. I gotta go."
by NervousDandy March 23, 2016
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