D defs.my
Entry 1 sense Webster, 1913

Undersell

/ŭn'-dẽrs-ĕlˌ/ · Un·der·sell · IPA /ˈʌndərsˌɛl/
01 v. t. To sell the same articles at a lower price than; to sell cheaper than.
  1. 1.
    To sell the same articles at a lower price than; to sell cheaper than.