cracking in a sentence

Examples

1. I don't know why I'm cracking wise.
2. But now we're cracking down on obstruction and interference.
3. Bush is Bush, jocular, wise-cracking, relaxed.
4. Of course, cracking down can spell pain for the offenders.
5. Miss, if you would stop cracking your gum . ..
6. The Golden Girls " will continue cracking wise on Lifetime.
7. That will keep the skin on your feels from cracking ."
8. Other than keeping water out, how do I prevent cracking?
9. Though the limits are cracking open, regulators are moving cautiously.
10. Plus he's always cracking lame jokes every other second.