verb , noun
■ verb / ˌʌndəˈkʌt; NAmE ˌʌndərˈkʌt/ ( under·cut·ting , under·cut , under·cut ) [ vn ]
1.
to sell goods or services at a lower price than your competitors :
to undercut sb's prices
We were able to undercut our European rivals by 5%.
2.
to make sth weaker or less likely to be effective
SYN undermine :
Some members of the board were trying to undercut the chairman's authority.
■ noun
/ ˈʌndəkʌt; NAmE ˈʌndərkʌt/ a way of cutting sb's hair in which the hair is left quite long on top but the hair on the lower part of the head is cut much shorter