Dictionary definition · plum
noun
- any of several trees producing edible oval fruit having a smooth skin and a single hard stone
- any of numerous varieties of small to medium-sized round or oval fruit having a smooth skin and a single pit
- a highly desirable position or assignment"a political plum"
adverb
- exactly"fell plumb in the middle of the puddle"
- completely; used as intensifiers"clean forgot the appointment"
Source: Open English WordNet (CC BY 4.0).