v. & n.
v.tr. 1 use to bad effect or for a bad purpose; misuse (abused his position of power). 2 insult verbally. 3 maltreat.
n. 1 a incorrect or improper use (the abuse of power). b an instance of this. 2 insulting language (a torrent of abuse). 3 unjust or corrupt practice. 4 maltreatment of a person (child abuse). abuser n.
[ ME f. OF abus (n.), abuser (v.) f. L abusus, abuti (as AB-, uti us- USE) ]