“Fly under the radar”

“Cook the books”

To dishonestly change financial records.

“Back to the drawing board”

To start planning again because the first idea failed.

“Bring to the table”

To offer useful skills, ideas, or value.

“Get the green light”

To receive permission to start something.

“Rock the boat”

To cause problems by changing or challenging the situation.

“Drive someone up the wall”

To make someone very annoyed or angry.

“Drop the ball”

To make a mistake by failing to do something important.

“Fly off the handle”

To suddenly become very angry.