"plum" in the noun sense
1. plum, plum tree
any of several trees producing edible oval fruit having a smooth skin and a single hard stone
2. plum
any of numerous varieties of small to medium-sized round or oval fruit having a smooth skin and a single pit
3. plum
a highly desirable position or assignment
"a political plum"
"plum" in the adverb sense
1. plumb, plum
exactly
"fell plumb in the middle of the puddle"
2. clean, plumb, plum
completely used as intensifiers
"clean forgot the appointment"
"I'm plumb (or plum) tuckered out"
Source: WordNet® (An amazing lexical database of English)
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