Definition of "rebar" in English

noun

1. (countable) A steel reinforcing bar in a reinforced concrete structure.

2. (uncountable) A grid-shaped system of such bars.

verb

1. (transitive) To reinforce with bars of this kind.

verb

1. (transitive) To bar again.

   • After allowing the stranger to enter, she rebarred the door.

2. (music, transitive) To redistribute the notes of a musical score across the bars, e.g. when changing time signature.