busyside
nounUK /ˈbɪzi saɪd/
US /ˈbɪzi saɪd/
The busyside is the part of something that has the most work or activity.
The busyside of the playground is always full of kids playing.
OTHER MEANINGS
2. The side of a street or building where most people go and things happen.
The shops on the busyside of the street stay open late.
3. The part of a person's life or day that is full of tasks and things to do.
Morning is the busyside of my day, so I wake up early.
4. The side of a machine or tool that does the most work.
Hold the handle, not the busyside of the hammer.