bust a sag
v. phr.— «“Bustin’ a sag” is what some kids call it when they let their oversized pants hang below the waistline to expose their underwear, and city leaders want to know whether they can outlaw that.» —“Council ponders saggin’ issue” by Tim Chitwood Ledger-Enquirer (Columbus, Georgia) Aug. 14, 2007. (source: Double-Tongued Dictionary)
Further reading
Cindy from Henderson, Kentucky, enjoys a wonderful relationship with her ex-husband’s new wife, and she’s looking for a word to indicate their special connection. The sister of your husband is your sister-in-law, of course, but...
Kristin in Dubuque, Iowa, is a college professor who teaches U.S. history of sexuality. She noticed several students using loyalty where monogamy might be expected, especially for a dating stage with “no flirting or seeing others.” The shift may...