A rascal; a worthless fellow. The κάκου κόροκος κακὸν ὠὸν of the Greeks.
1855. In the language of his class, the Perfect Bird generally turns out to be a bad egg.S. A. Hammett (Philip Paxton), Captain Priest, p. 319.
[See BIRD.]
1863. Nigger Bill is evidently a bad egg. Fined three dollars and costs.Rocky Mtn. News, Jan. 22 (Denver).
1864. A bad egg, a term invented, we believe, by Mr. Sala, to indicate a fellow who had not proved to be as good as his promise.The Athenæum, Oct. 29, p. 559/1. (N.E.D.)