What does "scurrilous" mean?

Scurrilous: 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. -- Scur"ril*ous*ly, adv. -- Scur"ril*ous*ness, n.

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