| RAS | the network in the reticular formation that serves an alerting or arousal function |
|---|---|
| RAS | Emperor of Ethiopia |
| RAS | Emperor of Ethiopia |
| RAS | one who is playfully mischievous |
| RAS | a deceitful and unreliable scoundrel |
| RAS | reckless or malicious behavior that causes discomfort or annoyance in others |
| RAS | the quality of being a slippery rascal |
| RAS | the trait of indulging in disreputable pranks |
| RAS | lacking principles or scruples |
| RAS | playful in an appealingly bold way |
| RAS | tear down so as to make flat with the ground |
| RAS | a series of unexpected unpleasant occurrences |