a phrase used to tell someone or a group to not be so irrational that they might lose a body part(s) (figuratively and literally)
Bob: Rick, don't chase the lonely raccoon tonight. We need you for tomorrow's game.
Rick: Don't worry. I will make sure that I don't get too drunk so I can think straight.
Rick: Don't worry. I will make sure that I don't get too drunk so I can think straight.
by MrBaseball17 June 5, 2011