Haven't seen you in a month of Sundays spoken informal
It's been a long time since I saw you.
Hi, Mary, haven't seen you in a month of Sundays! How are you doing?
Oh, hi Dave...Haven't seen you in a month of Sundays! We miss you very much.
Said when you want to shake hands with someone as a greeting or an agreement
Used to ask someone to send or deliver your greetings to someone else
A Way of saying "hey" or "hello", used as a greeting or to get someone's attention
This phrase is often used in the case of avoiding greeting someone first when seeing him/her on the street.
What is happening? How are you doing?
Something or someone has been somewhere and become so familiar that it is hard for you to accept that place without them.
He was here for such a long time, so he was part of the furniture.