WordReference Random House Unabridged Dictionary of American English © 2025
un•der•draft
(un′dər draft′, -dräft′),USA pronunciation n. [Metalworking.]
- Metallurgya tendency of a rolled piece to curve downward after passing through a stand, occurring when the upper roll is faster than the lower. Cf. overdraft (def. 7).
- under- + draft
'underdraft' also found in these entries (note: many are not synonyms or translations):