0 making a very high sound
1 only just succeeding in a game, competition, etc.:
Their ideas are always squeaky clean.
I might add that the existence of that internal investigation was revealed only after it had concluded that everything was above board and squeaky clean.
I came out of a car wash the other day and drove to the first set of traffic lights with a squeaky clean windscreen.
She is not topping up her swimming pool with new squeaky clean water or spending her leisure hours wind-surfing her way around the south-west.
Obviously, the lottery must be totally squeaky clean.
In the spirit of self-regulation, banks would have a real incentive to keep their affairs squeaky-clean.
They are not exactly squeaky clean.
When the police lights were parallel with us to the south about a third of a mile, the door of the log cabin swung open on its squeaky hinges.
