determiner (the possessive form of I)
1 of or belonging to the speaker or writer:
Where's my passport? * My feet are cold.
2 used in exclamations to express surprise, etc:
My goodness! Look at the time!
3 used when addressing sb, to show affection:
my dear / darling / love
4 used when addressing sb that you consider to have a lower status than you:
My dear girl, you're wrong.
