Top definition
Extremely positive and passionate way of saying yes or I approve/agree. Usually used within groups who are seeking fun!
Example - 1

Person 1 - We are going to the beach now! Would you be interested?

Rest of the group - In In In!

Person 1 - Hey guys are you down to watch the Bangladesh national team play tomorrow?

Person 2 - In In In!
by Dhaka Charger June 03, 2018
Get the mug
Get a In In In mug for your sister-in-law Jovana.
buy the domain for your cat vlog