v.
Pronunciation: ' er, ' ə r
Function: intransitive verb
Etymology: Middle English, from Anglo-French errer, from Latin errare to wander, err; akin to Old English ierre wandering, perverse, Gothic airzeis deceived
Date: 14th century
1 archaic : STRAY
2 a : to make a mistake < err ed in his calculations> < err ed on the side of caution> b : to violate an accepted standard of conduct