noun

1. 1. a cut made below another so as to leave an overhang or concave profile
   2. the part cut out in this way
2. ☆ a notch cut in a tree below the level of the major cut and on the side to which the tree is to fall
3. Brit. a tenderloin or fillet of beef
4. Sports the act or an instance of undercutting

adjective

transitive verb undercut -·cut′, undercutting -·cut′·ting

1. to make an undercut (senses & ) in
2. to cut out the underpart of
3. to undersell or work for lower wages than
4. to weaken the position of; lessen the force or impact of; undermine
5. Sports to strike (a ball) with an oblique downward motion, as in golf, or to chop with an underhand stroke, as in tennis, esp. so as to impart backspin

intransitive verb