1. [Noun]: the metal bob of a plumb line

2. [Adverb]: completely; used as intensifiers; "clean forgot the appointment"; "I''m plumb (or plum) tuckered out"

3. [Adverb]: conforming to the direction of a plumb line

4. [Adverb]: exactly; "fell plumb in the middle of the puddle"

5. exactly vertical; "the tower of Pisa is far out of plumb"

6. [Verb]: examine thoroughly and in great depth

7. [Verb]: weight with lead

8. [Verb]: adjust with a plumb line so as to make vertical

9. [Verb]: measure the depth of something

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