touch and go
touch and go • adj. (of an outcome, esp. one that is desired) possible but very uncertain: it was touch and go there for a while whether they would make it. • n. (touch-and-go) (pl. touch-and-goes) a maneuver in which an aircraft touches the ground as in landing, and immediately takes off again.
"touch and go." The Oxford Pocket Dictionary of Current English. . Encyclopedia.com. (November 15, 2018). https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/touch-and-go
"touch and go." The Oxford Pocket Dictionary of Current English. . Retrieved November 15, 2018 from Encyclopedia.com: https://www.encyclopedia.com/humanities/dictionaries-thesauruses-pictures-and-press-releases/touch-and-go