| a fool or simpleton; ninny. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
upper (ˈʌpə) ![]() | |
| —adj | |
| 1. | higher or highest in relation to physical position, wealth, rank, status, etc |
| 2. | (capital when part of a name) lying farther upstream, inland, or farther north: the upper valley of the Loire |
| 3. | (capital when part of a name) geology, archaeol denoting the late part or division of a period, system, formation, etc: Upper Palaeolithic |
| 4. | maths (of a limit or bound) greater than or equal to one or more numbers or variables |
| —n | |
| 5. | the higher of two objects, people, etc |
| 6. | the part of a shoe above the sole, covering the upper surface of the foot |
| 7. | on one's uppers extremely poor; destitute |
| 8. | informal any tooth of the upper jaw |
| 9. | slang Compare downer Also called (esp US): up any of various drugs having a stimulant or euphoric effect |
| upper (ŭp'ər) Pronunciation Key
Being a later or more recent division of the geological or archaeological period named. Compare lower. |
upper
In addition to the idioms beginning with upper, also see keep a stiff upper lip; on one's uppers.