an angular or V -shaped cut, indentation, or slit in an object, surface, or edge.

a cut or nick made in a stick or other object for record, as in keeping a tally.

New England and Upstate New York . a deep, narrow opening or pass between mountains; gap; defile.

Informal . a step, degree, or grade

This camera is a notch better than the other.

Metallurgy . a taphole in a blast furnace

iron notch; cinder notch.

to cut or make a notch in.

to record by notches

He notched each kill on the stick.

to score, as in a game

He notched another win.

notch up or down

to move up or down or increase or decrease by notches or degrees

The temperature has notched up another degree.

verb

flush

noun

cleft , cut , gap , gash , groove , incision , indent , indenture , mark , mill , nick , nock , rabbet , rut , score , scratch , degree , grade , rung , stage , step , level , peg , point

verb

chisel , cleave , crenelate , crimp , cut , dent , gash , incise , jag , mark , mill , nick , scallop , score , scratch , post , tally , crenellate , degree , dint , groove , incision , indent , indentation , jab , level , pass , record , scotch , serrate , step , undercut