Wiktionary
vb. (context idiomatic English) To pick boogers from the nose.
Usage examples of "nose-pick".
His body was to be embalmed in the manner favoured by the pharaohs, dressed in his magical robes, his ring of power upon his nose-picking finger, and seated upon a Persian pouffe within a pyramidal coffin of gopher wood, embellished with topaz and lapis lazuli.
All that nose-picking and farting stuff peppered throughout was stuck in as just a bit of a debunking trick.
She also had a way of lunging predatorily into the classroom and rapping the knuckles of any girl who had been whispering, making faces at the teachers, passing notes, doodling, woolgathering, fidgeting, scratching, nose-picking, sighing, or slumping.
The ogres stood at attention, but it was obvious that they were not particularly skilled at this, though they excelled at shuffling, spitting, grunting, and nose-picking.