underbidding

/AH1 N D ER0 B IH1 D IH0 NG/
verb
  1. 1

    To bid too low.

  2. 2

    To bid lower than another.

  3. 3

    To bid less than the full value of a hand of cards.

Source: https://en.wiktionary.org/wiki/underbid, https://en.wiktionary.org/wiki/underbidding