freeze (one's) tail off
slang To feel very cold. You'll freeze your tail off if you go outside without a coat! Is the bus ever coming? I'm freezing my tail off here!
freeze one's tail off
Fig. Inf. to freeze; to get very cold. Don't stand out there in the cold wind! You'll freeze your tail off! It's as cold as a welldigger's nose today. I about froze my tail off walking to work.