| a chattering or flighty, light-headed person. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
against
In addition to the idioms beginning with against, also see beat one's head against the wall; cards are stacked against; come up against; count against; dead set against; guard against; have something against; hold something against; lift a hand against; over against; pit someone against; run against; set against; swim against; turn against; two strikes against; up against.