<p><strong>Noun</strong></p><ul><li>a small pocket just below the waistline in pants, designed for a watch, keys, change, etc.</li><li>especially formerly, a short chain or ribbon, usually with a medallion or similar ornament, attached to a watch and worn hanging from a pocket.</li><li>the medallion or ornament itself.</li><li>key fob: The fob allows students 24/7 access into the residence building and their rooms.</li><li>I could never find my nail clipper in my purse, so now I’m using it as a fob on my keychain.</li></ul>