re-up verb 7noun 3forms 3 verb7 •(US) To reenlist. •To sign up again.Andy Levine, the founder and chief executive of Sixthman, said that more than 50 percent of attendees re-up for his cruises. According to Mr. Levine, his average passenger is 35 years old […]. — 2012 •(informal) To renew (e.g. a library book, a lease, a contract). •(slang) To refill one's drug stash.While we're here, you mind if I re-up? — 2015 •(slang) To take another dose.Gave me a cryptic, mostly frustrated-seeming look. Went upstairs with her bestie. To re-up, probably. — 2022 •(US) To renegotiate a contract. •(Internet, informal) Clipping of reupload. noun3 •(slang) A resupply of a batch of drugs to be sold on the street.Slums need another re-up. Also, adjust the dosage. We had two more die on us. It's bad for business. We want them addicted, not dead. — 2017 •(US) One who reenlists. •(Internet, informal) Clipping of reupload (“file which has been reuploaded”). formsre-upped · re-upping · re-ups