1. (adj)gawky, clumsy, clunky, ungainly, unwieldy lacking grace in movement or posture "a gawky lad with long ungainly legs"; "clumsy fingers"; "what an ungainly creature a giraffe is"; "heaved his unwieldy figure out of his chair"
2. (adj)awkward, bunglesome, clumsy, ungainly difficult to handle or manage especially because of shape "an awkward bundle to carry"; "a load of bunglesome paraphernalia"; "clumsy wooden shoes"; "the cello, a rather ungainly instrument for a girl"