undercut

to cut under or beneath.

to cut away material from so as to leave a portion overhanging, as in carving or sculpture.

to offer goods or services at a lower price or rate than (a competing price or rate) or than that of (a competitor).

to weaken or destroy the impact or effectiveness of; undermine.

Golf. to hit (the ball) so as to cause a backspin.

Tennis. to slice (the ball) using an underhand motion.

to cut (a sound recording) with grooves too shallow or with insufficient lateral motion of the stylus.

Forestry. to cut a notch in (a tree) in order to control the direction in which the tree is to fall.

to undercut material, a competitor, a ball, etc.

a cut or a cutting away underneath.

a notch cut in a tree to determine the direction in which the tree is to fall and to prevent splitting.

a haircut for men or women in which one or both sides and often the back are shaved or cut very short, leaving longer hair at the top of the head:

Golf. a backspin.

Tennis. a slice or cut made with an underhand motion.

Chiefly British. a tenderloin of beef including the fillet.

Dentistry. a tooth cavity prepared with a wide base for anchoring a filling securely.

having or resulting from an undercut.