■ possessive determiner
1》 belonging to or associated with the speaker and one or more others previously mentioned or easily identified.
↘belonging to or associated with people in general.
2》 used in formal contexts by a royal person or a writer to refer to something belonging to himself or herself.
3》 informal, chiefly N. English used with a name to refer to a relative or friend of the speaker.
Origin
OE ūre , of Gmc origin.