To violate accepted moral standards; sin.(verb-intransitive)
Archaic To stray.(verb-intransitive)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "err" in a sentence
"Having argued that the right of slavery, if it exist, implies the right to shoot and murder an enlightened neighbor, with a view to reduce his wife and children to a state of servitude, as well as to crush their intellectual and moral nature in order to keep them in such a state, the author adds, "If I err in making these inferences, I _err innocently_.""
"; if (count ($err)) $_SESSION [ 'msg'] [ 'reg-err']"
"To err is human, to be intentionally wrong all the time requires a liberal!"