sticking one's lower lip out do to pouting, sulking, being in bad mood, being moody, being petulant, frowning, grouchy, grumpy, making a long face, making a moue, moping. Usually happens when one doesn't get their way.
You can't have everything your way. Don't trip on your lip.
by tippizee January 19, 2010
Can you define these popular missing words?