back float

noun

Swimming.

1. a floating position on one's back with arms extended out to the sides and face upward.

Word History and Origins

Origin of back float¹

Probably earlier than 1975–80

Example Sentences

"Lay back, float and that involves submerging your ears and trying to breathe normally," he said.

From BBC

“You’re in here doing a back float. Does that mean you’ve spent all the money? December first is only three days away.”

From Literature