- not modest in conduct, utterance, etc.; indecent; shameless.
- not modest in assertion or pretension; forward; impudent.
- indecent, esp with regard to sexual propriety; improper
- bold, impudent, or shameless
1560s, “arrogant, impudent, pretentious,” from Latin immodestus “unrestrained, excessive,” from assimilated form of in- “not, opposite of” (see in- (1)) + modestus (see modest). Meaning “indecent” is from 1580s. Related: immodestly.