Main Entry: ex·pend

Pronunciation: \ik-ˈspend\

Function: transitive verb

Etymology: Middle English, from Latin expendere to weigh out, expend, from ex- + pendere to weigh — more at spin

Date: 15th century

1 : to pay out : spend <the social services upon which public revenue is expended — J. A. Hobson>
2 : to make use of for a specific purpose : utilize <projects on which they expended great energy>; also : use up

— ex·pend·er noun