Answer:
A squiggly line tells you when you've done it wrong
What has black spots and a white face, is fat not thin, and helps you to win, but tumbles all over the place?
Retired people want these to be large and birds want them to hatch.
If you need a night out, call one of these over to take the little ones off your hands for a while.
You could do this to a motion, see it on a watch, or place this in a race.
Some women don't like to be called that, yet every woman wants one. It cries and makes a lot of noise, but smiles and gurgles when you give it toys.