ride up ride up or crawl up {v.} To slip gradually upward on the body. Shorts that ride up can be very uncomfortable. Categories: add yours {v.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: R Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss