[f. CORBEL sb.] To corbel out or off: a. trans. to support in a projecting position on or as on corbels; b. intr. to project on or as on corbels.
1859. Sat. Rev., VII. 681/1. A very wide chancel-arch, of which the shafts are corbelled off.
1861. Beresf. Hope, Eng. Cathedr. 19th C., 206. [The organ] boldly corbelling out from the choir triforium on the north side.
1874. Micklethwaite, Mod. Par. Churches, 66. [The organ] corbeled out over head.