by guess and by golly

By any means; without careful planning; relying on guesswork and luck. We don't have much to work with, but by guess and by golly, we're going to figure out a way to save our business! He just throws his essays together by guess and by golly, but he still manages to get good grades on them.

Common Names:

Name	Pronounced	Usage
Salvatrix	-	Late Roman
Edwena	-	English (Rare)
Chanel	[ʃa:'nel]
Micheil	-	Scottish
Millard	['miləd]
Jeetendra	-	Indian, Hindi, Marathi