Also especially British, plough.

Origin of plow

before 1100; Middle English plouh, plugh(e), plough(e), Old English plōh; cognate with German Pflug plow

OTHER WORDS FROM plow

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for plow under

plow
/ (plaʊ) /

noun, verb

the usual US spelling of plough

Derived forms of plow

plower, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with plow under

plow under

Cause to vanish, overwhelm, as in The independent bookstores are being plowed under by the large chains. This term alludes to the farmer's burying vegetation by turning it into the soil with a plow. [Second half of 1900s]

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.