Meaning of loosey-goosey

loos•ey-goos•ey

Pronunciation: (l'sē-g'sē), [key]
— adj. Slang.
  1. relaxed; calm; unperturbed: Despite the pressure, he was loosey-goosey throughout the game.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.