[chin] n [ME, fr. OE cinn; akin to OHG kinni chin, L gena cheek, Gk genys jaw, cheek] (bef. 12c) 1: the lower portion of the face lying below the lower lip and including the prominence of the lower jaw
2: the surface beneath or between the branches of the lower jaw -- chin.less adj
[2]chin vb chinned ; chin.ning vt (1869) 1: to bring to or hold with the chin "~ a violin"
2: to raise (oneself) while hanging by the hands until the chin is level with the support ~ vi, slang: to talk idly