1. turn up - Noun
2. turn up - Verb
appear or become visible; make a showing
find by digging in the ground
bend or lay so that one part covers the other
discover the location of; determine the place of; find by searching or examining
be shown or be found to be
Source: WordNetturn-up
Turn up the lights. I don't want to go home in the dark. O. Henry
Things don't turn up in this world until somebody turns them up. James A. Garfield
He makes me laugh, Mick! He tended to turn up when we were having lunch and entertain us all. He bought an Enigma machine! I've never worked with a producer who was more famous than everyone put together. Saffron Burrows
Bishops move diagonally. That's why they often turn up where the kings don't expect them to be. Terry Pratchett
So are you saying that somebody went to all the trouble to make you a crypt a thousand years ago on the off chance that you might turn up one day, walk in, and have a convenient heart attack? Garth Nix
You didn't turn up when sense was being distributed. Irish Proverb