From en.wikipedia.org:
CALK may refer to:
- Caulkin , a blunt projection on a horseshoe - Calk, Kentucky , a community in Montgomery County, Kentucky, United States - Stephen Calk (born 1967), American entrepreneur
** See also
- Caulk , a material used for sealing - Calque , a type of loan word - Kalk (disambiguation) [Disambiguation]