a person or thing that lies, as in wait or in ambush.

Origin of lier

First recorded in 1575–85; lie2 + -er1 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for lier

Historical Examples of lier

Word Origin and History for lier

"one who reclines;" 1580s, agent noun from lie (v.2).

Online Etymology Dictionary, © 2010 Douglas Harper