- bony, cadaverous, emaciated, gaunt, haggard, pinched, skeletal, wasted - very thin especially from disease or hunger or cold; "emaciated bony hands"; "a nightmare population of gaunt men and skeletal boys"; "eyes were haggard and cavernous"; "small pinched faces"; "kept life in his wasted frame only by grim concentration"
Antonym: fat (indirect, via thin)