Definition of "ribald" [rib•ald]

• Characterized by or indulging in vulgar, lewd humor. (adjective)
• A vulgar, lewdly funny person. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Despite the heat and the stagnant air, one of the toilers found breath to croak a ribald buccaneering ditty:"
• "He said that he was a God-fearing man, and meant to do right, and was willing to take his chances in the lottery of war, but when a man got him to ride a circus trick-horse, and bring upon his sacred calling the ribald laughter of the wicked, he felt that civilization was a failure."
• "Only once had his eye flashed fire and his cheek burned, and his right hand unconsciously sought where his weapon should have hung, when his noble brother was termed a ribald assassin, an excommunicated murderer; but quickly he checked that natural emotion, and remained collected as before."