yo-yo dietingˈyo-yo ˌdieting noun [uncountable] 
a situation in which someone loses weight by dieting and then gains weight again, many times: 
Yo-yo dieting is really bad for you.—yo-yo dieter noun [countable]
a situation in which someone loses weight by dieting and then gains weight again, many times: Yo-yo dieting is really bad for you.—yo-yo dieter noun [countable]- rocker
- rockery
- rocket
- rocket science
- rocket scientist
- rock face
- rockfall
- rock garden
- rock-hard
- Rockies
- rocking chair
- rocking horse
- rock music
- Rockne, Knute
- rock 'n' roll
- Rock of Gibraltar
- rock pool
- rock salt
- rock-solid
- Rockwell, Norman
- Rocky
- rocky
- Rocky and Bullwinkle
- Rocky Horror Show, The
- Rocky Mountains