- to strengthen; secure, as by passing a rope or chain under and around: to undergird a top-heavy load.
- to give fundamental support; provide with a sound or secure basis: ethics undergirded by faith.
Origin of undergird
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for undergirding
They may have been planned, suggests Prof. Baldwin Brown, to carry an undergirding arch such as occurs beneath some wooden roofs.How France Built Her Cathedrals
Elizabeth Boyle O'Reilly
- (tr) to strengthen or reinforce by passing a rope, cable, or chain around the underside of (an object, load, etc)
C16: from under- + gird 1
Word Origin and History for undergirding
Online Etymology Dictionary, © 2010 Douglas Harper