wc

Short definition from Wiktionary

Noun

1. 1
   Initialism of word choice.
2. 2
   Initialism of water closet: a lavatory; a toilet.
3. 3
   Initialism of word choice.
4. 4
   Abbreviation of world championship.
5. 5
   Abbreviation of world cup.
6. 6
   Initialism of white couple.
7. 7
   Initialism of world conquest.

Pronoun

1. 1
   Abbreviation of which.