Ha! no idea, even though I use the phrase myself I've never really thought about exactly what we are expressing here. no, I can't even manage to explain it generally.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Feebs11"For the life of me" = If my life depended on it. [Colloq.] --T. Hook.So that's the meaning...