The phrase "Count me out" is generally used when you do not want to take part in something or do not want to be a part of something.
Count me out girlfriend! I'm not attending your party.
He asked me to count him out of the family dinner, he will be attending Sam's study session.
He asked me to count him out of the family dinner, he will be attending Sam's study session.
by 1T5 Guy. January 29, 2012