(Celtic). A headland; as Roslin, Culross, Rossberg, Montrose, Roxburg, Ardrossan, etc.
Ross, from the Welsh rhos (“a moor”); found in Welsh and Cornish names, as Rossal, Rusholme, etc. The Man of Ross. A name given to John Kyrle, a native of Whitehouse, in Gloucestershire. He resided the greater part of his life in the village of Ross, Herefordshire, and died 1724.
“Who taught that heaven-directed spire to rise? `The Man of Ross,' each lisping babe replies.” Pope: Moral Essays.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894