Meaning of TOUCH-AND-GO

Pronunciation:			'tuchun 'gow
WordNet Dictionary
	Definition:		[adj]  fraught with danger; "dangerous waters"; "a parlous journey on stormy seas"; "a perilous voyage across the Atlantic in a small boat"; "the precarious life of an undersea diver"; "dangerous surgery followed by a touch-and-go recovery"
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	Synonyms:		dangerous, parlous, perilous, precarious, unsafe