| quarter day | |
| —n | |
| any of four days in the year when certain payments become due. In England, Wales, and Northern Ireland these are Lady Day, Midsummer's Day, Michaelmas, and Christmas. In Scotland they are Candlemas, Whit Sunday, Lammas, and Martinmas | |
| 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 scrap or morsel of food left at a meal. |