| COO | make cool or cooler |
|---|---|
| COO | marked by calm self-control (especially in trying circumstances) |
| COO | (informal) fashionable and attractive at the time |
| COO | (informal |
| COO | neither warm or very cold |
| COO | psychologically cool and unenthusiastic |
| COO | (color) inducing the impression of coolness |
| COO | loose heat |
| COO | lose intensity |
| COO | make cool or cooler |
| COO | become quiet or calm, esp. after a state of agitation |
| COO | jazz that is restrained and fluid and marked by intricate harmonic structures often lagging slightly behind the beat |