| Noun | 1. | plum - any of several trees producing edible oval fruit having a smooth skin and a single hard stoneplum - any of numerous varieties of small to medium-sized round or oval fruit having a smooth skin and a single pit genus Prunus, Prunus - a genus of shrubs and trees of the family Rosaceae that is widely distributed in temperate regions wild plum, wild plum tree - an uncultivated plum tree or shrub common plum, Prunus domestica - any of various widely distributed plums grown in the cooler temperate areas bullace, Prunus insititia - small wild or half-domesticated Eurasian plum bearing small ovoid fruit in clusters big-tree plum, Prunus mexicana - small tree of southwestern United States having purplish-red fruit sometimes cultivated as an ornamental for its large leaves Canada plum, Prunus nigra - small tree native to northeastern North America having oblong orange-red fruit cherry plum, myrobalan, myrobalan plum, Prunus cerasifera - small Asiatic tree bearing edible red or yellow fruit Japanese plum, Prunus salicina - small tree of China and Japan bearing large yellow to red plums usually somewhat inferior to European plums in flavor Pacific plum, Prunus subcordata, Sierra plum - shrub of the Pacific coast of the United States bearing small red insipid fruit fruit tree - tree bearing edible fruit |
| 2. | plum - any of numerous varieties of small to medium-sized round or oval fruit having a smooth skin and a single pit edible fruit - edible reproductive body of a seed plant especially one having sweet flesh damson, damson plum - dark purple plum of the damson tree greengage, greengage plum - sweet green or greenish-yellow variety of plum beach plum - small dark purple fruit used especially in jams and pies sloe - small sour dark purple fruit of especially the Allegheny plum bush Victoria plum - a large red plum served as dessert plum, plum tree - any of several trees producing edible oval fruit having a smooth skin and a single hard stone drupe, stone fruit - fleshy indehiscent fruit with a single seed: e.g. almond; peach; plum; cherry; elderberry; olive; jujube | |
| 3. | plum - a highly desirable position or assignment; "a political plum" | |
| Adv. | 1. | plum - exactly; "fell plumb in the middle of the puddle" colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech |
| 2. | plum - completely; used as intensifiers; "clean forgot the appointment"; "I'm plumb (or plum) tuckered out" |