Meaning of OUT OF THE BLUE(P)

WordNet Dictionary
	Definition:		[adj]  not anticipated; "unanticipated and disconcerting lines of development"- H.W.Glidden; "unforeseen circumstances"; "a virtue unlooked-for in people so full of energy"; "like a bolt out of the blue"
	Synonyms:		unanticipated, unexpected, unforeseen, unlooked-for