underdrain

[ noun uhn-der-dreyn; verb uhn-der-dreyn ]
/ noun ˈʌn dərˌdreɪn; verb ˌʌn dərˈdreɪn /

noun

a drain placed beneath the surface of cultivated fields, streets, etc.

verb (used with object)

to equip or supply with an underdrain or underdrains.

Origin of underdrain

First recorded in 1795–1805; under- + drain

Example sentences from the Web for underdrain

  • I would urge no farmer to plunge up to his neck into debt in order to underdrain his farm.

    What I know of farming: |Horace Greeley

British Dictionary definitions for underdrain

underdrain

noun (ˈʌndəˌdreɪn)

a drain buried below agricultural land

verb (ˌʌndəˈdreɪn)

to bury such drains below (agricultural land)

Derived forms of underdrain

underdrainage, noun