1.Definition: a small cut

Related Noun(s):nick, snick

Category: General

2.Definition: a V-shaped indentation

"Mandibular notch"

Category: General

3.Definition: a V-shaped or U-shaped indentation carved or scratched into a surface

"There were four notches in the handle of his revolver"

Category: Objects

4.Definition: the location in a range of mountains of a geological formation that is lower than the surrounding peaks

Related Noun(s):pass

Category: Objects