notch (
http://definr.com/notch)
n 1: a V-shaped indentation; "mandibular notch"
2: the location in a range of mountains of a geological
formation that is lower than the surrounding peaks; "we
got through the pass before it started to snow" [syn:
pass,
mountain pass]
3: a V-shaped or U-shaped indentation carved or scratched into
a surface; "there were four notches in the handle of his
revolver"
4: a small cut [syn:
nick,
snick]
v 1: cut or make a notch into; "notch the rope"
2: notch a surface to record something