Count somebody in
✨To include somebody in an activity
Liz: Do you want to go swimming
with us tomorrow?
Mark: Yes, count me in.
Count somebody out
✨To not include somebody in an activity
Liz: Scuba diving?
Carmen: Oh no, count me out - I hate being under water!
Count on somebody
✨To be confident that you can depend on someone
Ravi: I need some help with my interview preparation.
Vishnu: You can count on me.
@ingliztiliuzz