| rush light or rush candle | |
| —n | |
| a narrow candle, formerly in use, made of the pith of various types of rush dipped in tallow | |
| rush candle or rush candle | |
| —n | |
| 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. |