Examples of using "Arkadaşlardık" in a sentence and their english translations:
We used to be close friends.
We used to be best friends.
We used to be real good friends.
Tom and I used to be close friends.
We've always been good friends.
Tom and I used to be best friends.
Tom and I used to be real good friends.
Sami and me were best friends.
Tom and I were best friends in high school.
He and I were inseparable friends during our time together in school.
Of course I remember you! We used to be best friends when we went to elementary school!