The Collaborative International Dictionary
Scurrilous \Scur"ril*ous\, a. [See Scurrile.]
Using the low and indecent language of the meaner sort of people, or such as only the license of buffoons can warrant; as, a scurrilous fellow.
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Containing low indecency or abuse; mean; foul; vile; obscenely jocular; as, scurrilous language.
The absurd and scurrilous sermon which had very unwisely been honored with impeachment.
--Macaulay.Syn: Opprobrious; abusive; reproachful; insulting; insolent; offensive; gross; vile; vulgar; low; foul; foul-mouthed; indecent; scurrile; mean. [1913 Webster] -- Scur"ril*ous*ly, adv. -- Scur"ril*ous*ness, n.
Wiktionary
adv. In a scurrilous manner.
WordNet
adv. in a scurrilously manner; "one paper scurrilously described how Edward was neglecting a bereaved mother to dance attendance on Wally"
Usage examples of "scurrilously".
In an instant his sword was out of its scabbard, he himself at bay, covering Gilda with his body, and facing the men who had thus scurrilously rushed on him out of the gloom.