Make a point of doing something Verb + object/complement
To do something and give special attention to it
He makes a point of maintaining a healthy eating lifestyle.
I always make a point of checking the windows and doors before I leave home.
The verb "make" should be conjugated according to its tense.
Children or adults often say this phrase to get their friends to join in something, especially to jump into a swimming pool (pond, lake, etc.)
“Last one in is a rotten egg!” yelled Jane, jumping into the pool.