rebar

plural rebars

1. countableA steel reinforcing bar in a reinforced concrete structure.

   The floor and walls for Copthall tunnel have already been constructed using formwork into which rebar (reinforcing bar) was placed, and then concrete poured.

   2023 August 23, Chris Howe, “Green screen: HS2's route through the shires”, in RAIL, number 990, page 35

2. uncountableA grid-shaped system of such bars.

   The hash mark of rebar or the curve of a hubcap will create curious shapes to be decoded; even, perhaps, entire subway trains and lengths of tracks will remain.

   2020, David Farrier, “Thin Cities”, in Footprints, 4th Estate, →ISBN

present singular third person rebars · participle present rebarring · participle past rebarred · past rebarred

1. transitiveTo reinforce with bars of this kind.

present singular third person rebars · participle present rebarring · participle past rebarred · past rebarred

1. transitiveTo bar again.

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

2. transitiveentertainmentTo redistribute the notes of a musical score across the bars, e.g. when changing time signature.