subs. phr. (common).—A run after a dream; a WILD-GOOSE CHASE (q.v.). [From the folk-story of the pot of gold found where the two points of a rainbow touch the earth.]

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  1886.  St. James’s Gazette, 2 June, 10. A fact which had led Mr. Rylands off a RAINBOW-CHASE after a visionary Chancellorship.

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