
l] noun, adjective, verb, ri·valed, ri·val·ing or ( especially British ) ri·valled, ri·val·ling. | a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes. |