tinker
1. tin.ker \'tin-k*r\ n [ME tinkere] 1a: a usu. itinerant mender of household utensils 1b: an unskillful mender : BUNGLER 2: any of several small fishes; esp : a young mackerel 2. tinker \-k(*-)rin\ \-k*r-*r\ vb or tin.ker.ing : to work in the manner of a tinker; esp : to repair or adjust so mething in an unskilled or experimental manner : to repair, adjust, or experiment with - tin.ker.er n