Expression used as a goodbye among males to instruct one man to say the other man's name during climax with a girl in lieu of the girl's name. Often used among co-workers because if a man must work and cannot have intercourse, his name should still be heard among the copulating.
"Good work tonight Brian, one on my name, one on my name."
"One on my name, Jesús?"
"When you fuckin' and you pop, you say 'Jesús!' instead of your girl's name, cuz I'm workin!"