• WordNet 3.6
    • v undercharge charge (someone) too little money
    • n undercharge an insufficient charge
    • n undercharge a price that is too low
    • ***
Webster's Revised Unabridged Dictionary
    • n Undercharge A charge that is less than is usual or suitable.
    • Undercharge To charge below or under; to charge less than is usual or suitable for; as, to undercharge goods or services.
    • Undercharge To put too small a charge into; as, to undercharge a gun.
    • ***
Century Dictionary and Cyclopedia
    • undercharge To charge less than a fair sum or price for, as goods.
    • undercharge To put an insufficient charge into: as, to undercharge a gun.
    • ***
Chambers's Twentieth Century Dictionary
    • v.t Undercharge un-dėr-chärj′ to charge less than the proper sum
    • n Undercharge a charge less than the proper sum
    • ***


In literature:

A body overcharged with the fluid was called positive; an undercharged body was called negative.
"The Outline of Science, Vol. 1 (of 4)" by J. Arthur Thomson

In news:

The Toronto-based custom software house charges its clients based on projected costs, but the company was doing such a lousy job of projecting those costs that it sometimes undercharged by a factor of four.