verb (used with object), un·der·drew, un·der·drawn, un·der·draw·ing.

to line the underside of (a structure, as a floor) with plasterwork, boarding, or the like.

Nearby words

  1. underdog,
  2. underdone,
  3. underdraft,
  4. underdrain,
  5. underdrainage,
  6. underdrawers,
  7. underdress,
  8. underdressed,
  9. underdrive,
  10. undereducate

Origin of underdraw

First recorded in 1790–1800; under- + draw

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019