D.A.R.

Discrimination Against Retards. Very popular group in rural areas where retards get all the attention and normal people don't.

Guy 1: Those retards are gettin all the attention because they bake cookies.
Guy 2: We have got to join D.A.R.!

D.a.r.

Used as an abbreviation for,
Delete after reading.

Sent a text after a private discussion.

Please d.a.r.
Had a good time and don't want anyone to find out.