Main Entry: un·der·sell

Pronunciation: \ˌən-dər-ˈsel\

Function: transitive verb

Inflected Form(s): un·der·sold \-ˈsōld\; un·der·sell·ing

Date: 1622

1 : to sell articles cheaper than <undersell a competitor> <we will not be undersold>
2 : to sell cheaper than <imported cars that undersell domestic ones>