touch-and-goBrE/ˌtʌtʃ ən ˈɡəʊ/NAmE/ˌtʌtʃ ən ˈɡoʊ/adjective[not usually before noun] (informal) usedtosaythattheresultofasituationisuncertainandthatthereisapossibilitythatsthbadorunpleasantwillhappen不确定;无把握;很难说;吉凶未卜◆She'sfinenow, butitwastouch-and-goforawhile(= therewasapossibilitythatshemightdie). 她现在好了,可是她曾一度病危。