clunky
adj 1: 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" [syn: {gawky}, {clumsy}, {clunky},
{ungainly}, {unwieldy}]
2: making a clunking sound