Boy name origins & meanings
- American : Spiritual
Family name origins & meanings
- German, Dutch, Czech, etc. : from the personal name Kost, a vernacular short form of the Latin personal name Constantius or Constantinus (see Constant, Constantine).
- Polish, Czech, and German (of Slavic origin) : from Slavic kost ‘bone’, ‘knucklebone’, probably a nickname for a thin, angular person.
- Jewish (Ashkenazic) : metonymic occupational name for a grocer, from German Kost ‘provisions’, ‘food’.