plum

nouns

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
is a part of
any of several trees producing edible oval fruit having a smooth skin and a single hard stone
is a type of (narrower)
edible reproductive body of a seed plant especially one having sweet flesh
is a type of (narrower)
fleshy indehiscent fruit with a single seed: e.g. almond; peach; plum; cherry; elderberry; olive; jujube
a highly desirable position or assignment
"a political plum"
is a type of (narrower)
a job in an organization
"he occupied a post in the treasury"

adverbs

exactly
"fell plumb in the middle of the puddle"
completely; used as intensifiers
"clean forgot the appointment"; "I'm plumb (or plum) tuckered out"