Definition of undercuts:
(v) :
To sell (something) at a lower price, or to work for lower wages, than a competitor.
(v) :
To undermine.
(n) :
A hairstyle that is shaved or clipped short on the sides and kept long on the top.
(v) :
(motor racing) To employ the undercut strategy.
(n) :
(motor racing) 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.
(n) :
A cut made in the lower part of something; the material so removed.