give (one's) left nut for (for something)(redirected from would would have given one's left nut for that)
give (one's) left nut for (for something)
vulgar slang A figurative phrase that highlights one's intense desire to have something. "Left nut" means one's left testicle. A: "I'm going to the concert on Saturday!" B: "Aw man, I would give my left nut for tickets to that!" I would give my left nut to be in a more exciting profession than this. I knew I should have become an astronaut.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.