Entry 2 senses Webster, 1913 mangy /mānʹjē/ · man·gy · IPA /ˈmeɪn.d͡ʒi/ 01 a. Infected with the mange; scabby. 1. Infected with the mange; scabby. 2. Shabby; worn-out; seedy; run-down; squalid; as, a mangy old coat; a mangy tavern.