Definitions by Thebeast2

Grimm reaper 

Also known as the three finger Grimm or the Grimm job, is the act of inserting the index, middle and ring finger into said vagina and proceeding to finger blast. Must only be done during the month of October.

He was giving her the Grimm reaper on holloween until she screamed.

Grimm reaper by Thebeast2 November 10, 2015