[UNDER-1 10 a.]
1. trans. To undervalue by comparison.
1571. Golding, Calvin on Ps. lx. 10. He passeth foorth to the forreiners, whom hee far undermatcheth to his owne people.
2. To unite or bestow in marriage below the proper rank or condition.
1639. S. Du Verger, trans. Camus Admir. Events, 39. There is none that so jealously preserve their Nobility, as the German, nor more feare to undermatch themselves.
1708. Cibber, Ladys Last Stake, III. Dispose of the Child as soon as you can; rather under-match her, than not at all.
1831. Scott, Ct. Rob., xviii. A damsel would think herself heinously undermatched, if wedded to a gallant whose fame in arms was yet unknown.