Underbuy v. t. : To buy at less than the real value or worth; to buy cheaper than.

Example:
Approximately how many diapers does a newborn go through in one day?

Taxonomy
Webster's New World College Dictionary, yourdictionary, word list, pronunciation, dictionary, online dictionary, thesaurus, websters, synonyms, usage examples, quotes, transitive verb, intransitive verb, real value, asking price, Wiley Publishing, Publishing, Inc, Cleveland , Ohio.

Defination from the web:
underbuy from Webster's New World College Dictionary. Meaning of underbuy. Pronunciation of underbuy. Definition of the word underbuy. ... APA Style. underbuy. ( n.d.). In Webster's New World College Dictionary. Retrieved December 8th, 2009, from http://www. ...