The Collaborative International Dictionary of English v.0.48:
Dishonor \Dis*hon"or\ (d[i^]s*[o^]n"[~e]r or
d[i^]z*[o^]n"[~e]r), v. t. [imp. & p. p. Dishonored
(d[i^]s*[o^]n"[~e]rd or d[i^]z*[o^]n"[~e]rd); p. pr. & vb. n.
Dishonoring.] [OE. deshonouren, F. d['e]shonorer; pref.
d['e]s- (L. dis-) + honorer to honor, fr. L. honorare. See
Honor, v. t.] [Written also dishonour.]
1. To deprive of honor; to disgrace; to bring reproach or
shame on; to treat with indignity, or as unworthy in the
sight of others; to stain the character of; to lessen the
reputation of; as, the duelist dishonors himself to
maintain his honor.
Nothing . . . that may dishonor
Our law, or stain my vow of Nazarite. --Milton.
2. To violate the chastity of; to debauch. --Dryden.
3. To refuse or decline to accept or pay; -- said of a bill,
check, note, or draft which is due or presented; as, to
dishonor a bill exchange.
Syn: To disgrace; shame; debase; degrade; lower; humble;
humiliate; debauch; pollute.