- (of screened minerals) passing through a sieve of given mesh.
Origin of undersize
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for undersize
Though he had good genes, he was undersize, crooked-legged, and more interested in mating than he was in racing.Can These Two Horses Save Racing?
June 4, 2009