Verb. After accepting an invitation or agreeing to go out you cancel at the very last minute using a lame excuse like "I have to work late", "Not feeling good all of a sudden", or "I got a sudden case of diarrhea ambush".

A portmanteau of carpe diem, a Latin phrase that means “Seize the Day!” and DM, which stands for Direct Messages. This word means seizing the day via DMs.