Definition of rest easy
- I can rest easy knowing that he will be in charge.
: repose, sleep
: freedom from activity or labor
: a state of motionlessness or inactivity
: to get rest by lying down
: to lie dead
: to cease from action or motion : refrain from labor or exertion
: a projection or attachment on the side of the breastplate of medieval armor for supporting the butt of a lance
: something that remains over : remainder
: causing or involving little difficulty or discomfort
: requiring or indicating little effort, thought, or reflection
: not severe : lenient
: without undue speed or excitement
: without worry or care
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