The illegitimate offspring of unmarried parents
Synonyms:
  1. bastard
  2. illegitimate child
  3. by-blow
  4. whoreson
  5. bar-sinister
  6. child born out of wedlock
  7. natural child
  8. nullius-filius
  9. bastardy
  10. spurious offspring
  11. fruit of adultery
  12. illegitimate