What is the meaning of Undercut?

A cut made in the lower part of something; the material so removed.

The notch cut in a tree to direct its fall when being felled.

The underside of a sirloin of beef; the fillet.

A hairstyle that is shaved or clipped short on the sides and kept long on the top.

A blow dealt upward.

A section of a mold or pattern with negative draft angle

A pit stop strategy in which a driver seeks to gain an advantage over someone by pitting before them and using fresh tyres to make up time.

The continuation of the saddle of a rabbit's coat toward the front legs.

To sell (something) at a lower price, or to work for lower wages, than a competitor.

To create an overhang by cutting away material from underneath.

To undermine.

To strike a heavy blow upward.

To employ the undercut strategy.

To downplay or minimize.

Produced by undercutting.

Designed so as to cut from the underside.

Having the parts in relief cut under.

Source: wiktionary.org