Undercharge
Undercharge , transitive verb
1.
To charge below or under; to charge less than is usual or suitable for; as, to undercharge goods or services.
2.
To put too small a charge into; as, to undercharge a gun.
Collocations (1)
Undercharged mine (Military) , a mine whose crater is not as wide at top as it is deep. — W. P. Craighill
Undercharge , noun
A charge that is less than is usual or suitable.