Dictionary

err

verb \ˈer, ˈər\

: to make a mistake

Full Definition of ERR

intransitive verb
1
archaic :  stray
2
a :  to make a mistake <erred in his calculations> <erred on the side of caution>
b :  to violate an accepted standard of conduct
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Origin of ERR

Middle English, from Anglo-French errer, from Latin errare to wander, err; akin to Old English ierre wandering, perverse, Gothic airzeis deceived
First Known Use: 14th century
ERR Defined for Kids

err

verb \ˈer, ˈər\
errederr·ing

Definition of ERR for Kids

:  to make a mistake

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