ROCK BIT as NOUN

1. Meaning
   • a drill bit that has hardened rotating rollers
   Synonym(s)
   • roller bit (what does roller bit mean?)
   Hypernyms(s) rock bit is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
   • drilling bit (what does drilling bit mean?)
   • drill bit (what does drill bit mean?)