Low

1. In a position comparatively close to the ground or water. In combat stay as low as possible.
2. Small in height. It was low bush.
3. Depressed, sad. He was feeling low that day.
4. In an amount nearest to zero, such as low prices. The potatoes was priced quite low.
5. Designed for the slowest speed. We went up the hill in low gear.
6. Of a pitch, suggesting a lower frequency. Men speak in lower tones than women.
7. Of a loudness, at a lower amplitude. Turn the volume down lower.
8. Despicable; lacking dignity; vulgar. That was low, even for you.