flower power 
noun [mass noun] historical
The ideas of the flower children, especially the promotion of peace and love as means of changing the world.Historians will be rambling on about the hippie movement and the summer of love and flower power, and all that stuff, for decades to come....
- It harks back to a time when love was free, flower power was king, flares were the order of the day, and people felt a little bit more chilled out about themselves.
- How could we battle the biggest trend to hit the nation since flower power when we didn't have the power of hit music to back it up?
- diphthongize
- diphycercal
- diplegia
- diplo-
- diplobiont
- diplobiontic
- diploblastic
- diplococcus
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- diploid
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- diplomacy
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- diplomatic bag
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- diplomatic immunity
- diplomatic pouch