Word Study
knuckle down |
knuckle duster |
knuckle joint |
knuckle under |
knuckleball |
knucklebones
| knuckled
| knucklehead
| knuckleheaded
| knuckler
| knuckles
knucklebones
WORDNET DICTIONARY
Noun knucklebones has 1 sense
- knucklebones(n = noun.act) jacks, jackstones - a game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball; Array is a kind of child's game
For further exploring for "knucklebones" in Webster Dictionary Online