What does :I stand for?

:I stands for "Expresses indifference"

How to abbreviate "Expresses indifference"?

"Expresses indifference" can be abbreviated as :I

What is the meaning of :I abbreviation?

The meaning of :I abbreviation is "Expresses indifference"

What does :I mean?

:I as abbreviation means "Expresses indifference"