0 belonging to or relating to something that has already been mentioned: --
1 short form of it is: --
2 belonging to or connected with the thing or animal mentioned; the possessive form of it, used before a noun: --
The movie has its flaws, but it is interesting nevertheless.
3 contraction of it is or it has: --
4 → Intermarket Trading System --
If it's too high, you can adjust the height of the chair to suit you.
It's doubtful whether it will be possible to complete the job by next week.
It's a bit cool in here, isn't it? I think I'll close the window.
Since its establishment two years ago, the advice centre has seen over 500 people a week.