Lascivious behavior

Look up lascivious in Wiktionary, the free dictionary.

Lascivious behavior is sexual behavior or conduct that is considered crude and offensive, or contrary to local moral or other standards of appropriate behavior. In this sense, "lascivious" is similar in meaning to "lewd", "indecent", "lecherous", "unchaste", "licentious", "libidinous" or "lustful".