• 1. acting or moving or capable of acting or moving quickly; swift
• 2. accomplished in or lasting a short time
• 3. adapted to or facilitating rapid movement
• 4. requiring rapidity of action or movement
• 5. (of a clock, etc) indicating a time in advance of the correct time
• 6. given to an active dissipated life
• 7. of or characteristic of such activity
• 8. not easily moved; firmly fixed; secure
• 9. firmly fastened, secured, or shut
• 10. steadfast; constant (esp in the phrase fast friends )
• 11. (of a playing...

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• 1. to abstain from eating all or certain foods or meals, esp as a religious observance
• 2. an act or period of fasting
• 3. Old English fæstan ; related to Old High German fast e n to fast, Gothic fastan

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