When you engage in a close, seductive dance with an other person causing enough friction for ejaculation to occur in your trousers and a lot of embarrassment because you just jizzed in your pants.
Damn when I was at the club, Rachael was dancing with me so hard that she gave me a grind job. Good thing it was dark so she didn't notice the huge cum stain on my pants.
by soxfanEB May 7, 2011
Get the Grind Jobmug.