undercharge

/ˌʌndərˈtʃɑːrdʒ/

under·charge

BrE /ˌʌndəˈtʃɑːdʒ/

NAmE /ˌʌndərˈtʃɑːrdʒ/

[I, T]

~ (sb) (for sth)

to charge too little for sth, usually by mistake

OPP overcharge