o, d, e, n, r are letters that make 'drone on'
Ron, Ro, one, on, drone, NE, Ne are words within 'drone on'
1 possible definitions for 'drone on'
Under this definition, drone on is a verb and has the following properties:
drone has the same meaning as drone on
'drone on' can be a type of verbalize, verbalise, speak, mouth, utter, talk.
monotone, drone, droning are derivatives of 'drone on'.