Of speech or language: offensive, obscene; containing swearing or rude words; (also) abusive. Also occasionally in weaker use: unpolished, inelegant…

= ribald, adj. (in various senses).

= ribaldrous, adj.

Of words, etc.: Pertaining to or characteristic of a villain; vile, scurrilous; offensively opprobrious or profane.

Of a person or persons: (in early use) lewd, coarse, or licentious in language or behaviour; deliberately and offensively abusive or impious; (now…

= ribaldous, adj., ribaldrous, adj.

Ribald, indecent. Now rare.

Of the nature of or characteristic of a ribald; (now esp. of a joke, song, etc.) quite ribald, somewhat ribald.

As befits the rabble or vulgar element of the populace, scurrilous; vulgar; base.

Reproachful, abusive.

Of a ribald character; bawdy, ribald.

= scurrilous, adj.

Of persons, behaviour, etc.: characterized by, exhibiting, or expressive of a disregard or contempt for sacred things (esp., in later use, by the…

attributive.

Ribald, scurrilous.

‘Using such language as only the licence of a buffoon can warrant’ (Johnson); characterized by coarseness or indecency of language, esp. in jesting…

figurative ? Foul, unclean; ? rude, uncultured.

Pertaining to or characteristic of Fescennia; usually in a bad sense, licentious, obscene, scurrilous.

scurrilous.

= ribaldrous, adj.

rotten in one's head: thoroughly prepared and rehearsed; cf. rotten ripe adj. at compounds 3. Obsolete. rare.

attributive (in reference to language.)

Chiefly slang (depreciative). That forms part of a mixed or undifferentiated company. Obsolete.

Scurrilous, abusive; (also) of the nature of a blackguard (blackguard, n. 6).

colloquial. Of language: characterized by obscenities; coarse or offensive. Cf earlier blue streak n. at compounds 1d.