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 chattering or flighty, light-headed person.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
1834, from Mod.L. rhotacismus, from Gk. rhotakizein, from rho "the letter -r-," from Heb. or Phoenician roth. Excessive or peculiar use of the -r- sound (cf. the "burr"), especially the conversion of another sound (usually -s-) to -r-.