half a chance . half a chance or a half chance {n.} An opportunity; a reasonable chance. Just give yourself half a chance and you will quickly get used to your new job. Categories: add yours {n.} Source: A Dictionary of American Idioms by A. Makkai, M.T. Boatner, J.E. Gates © 2024 To section: H Subscribe to: American IdiomsIdioms feedEnglish languageHome page and general feed Discuss