drab

Short definition from Wiktionary

Noun

1. 1
   A fabric, usually of thick cotton or wool, having a dull brownish yellow, dull grey, or dun colour.
2. 2
   The color of this fabric.
3. 3
   Often in the plural form drabs: apparel, especially trousers, made from this fabric.
4. 4
   A dull or uninteresting appearance or situation, unremarkable.
5. 5
   A dirty or untidy woman; a slattern.
6. 6
   A promiscuous woman, a slut; a prostitute.
7. 7
   A small amount, especially of money.
8. 8
   A box used in a saltworks for holding the salt when taken out of the boiling pans.
9. 9
   An instance of a transgender or non-binary person presenting as the gender corresponding to their sex assigned at birth instead of that corresponding to their internal gender identity (most commonly a trans woman dressed as a man).
10. 10
    Poison.

Adjective

1. 1
   Of the color of some types of drabcloth: dull brownish yellow or dun.
2. 2
   Particularly of color: dull, uninteresting.

Verb

1. 1
   To consort with prostitutes; to whore.
2. 2
   To poison.