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1. Any of various herbs of the genus Trifolium in the pea family, having trifoliolate leaves and dense heads of small flowers and including species grown for forage, for erosion control, and as a source of nectar for honeybees.
2. Any of several other plants in the pea family, such as bush clover and sweet clover.
3. Any of several nonleguminous plants, such as water clover.
Living a carefree life of ease, comfort, or prosperity.
[Middle English, from Old English clāfre.]