plumb

adj

Etymology: From Middle English plumbe, plumme, from Old French *plombe, from Latin plumba, plural of plumbum.

1. Truly vertical, as indicated by a plumb line.
2. Describing an LBW where the batsman is hit on the pads directly in front of their wicket and should be given out.

adv

Etymology: From Middle English plumbe, plumme, from Old French *plombe, from Latin plumba, plural of plumbum.

1. In a vertical direction; perpendicularly.

   “Plumb down he drops.”

2. Squarely, directly; deeply, completely.

   “It hit him plumb in the middle of his face.”

   “Years ago the well plumb dried out, not a drop of water in there since.”

name

1. A surname.

noun

1. Obsolete spelling of plum (“the fruit”).

   “Without attending to sub-divisions, all the pears are of one species, as well as all the apples, plumbs, peaches, cherries, lemons, citrons, oranges […]”

verb

Etymology: From Middle English plumbe, plumme, from Old French *plombe, from Latin plumba, plural of plumbum.

1. To determine the depth, generally of a liquid; to sound.
2. To attach to a water supply and drain.

   “The kitchen sink is now plumbed in / up.”

3. To think about or explore in depth, to get to the bottom of.

   “to plumb the depths of”

   “Delving to the core of her heart, his blue-green eyes plumbed her psyche, stripping it of all defenses, all resolve.”

4. To use a plumb bob as a measuring or aligning tool.
5. To accurately align vertically or horizontally.
6. To seal something with lead.
7. To work as a plumber.
8. To fall or sink like a plummet.
9. To trace a road or track; to follow it to its end.
10. To position vertically above or below.