underbuy

English

Etymology

From under- +‎ buy.

Verb

underbuy (third-person singular simple present underbuys, present participle underbuying, simple past and past participle underbought)

1. (transitive) To buy at less than the value of.
2. (transitive) To buy at less than the price of another.
3. (transitive) To buy too little.
   • 2009, Eric Tyson, Ray Brown, Home Buying for Dummies

     Well, just as you can overbuy when selecting a home, you can underbuy. That's what Nathan and Rebecca did when they bought their first home. They believed in living within their means — a good thing — but they took it to an extreme.