straight from the shoulder

straight from the shoulder  {adv. phr.},  {informal}

In an open and honest way of speaking; without holding back anything because of fear or politeness or respect for someone's feelings; frankly.

John asked what he had done wrong. Bob told him straight from the shoulder.

The candidate for Congress spoke out against his opponent's dishonesty straight from the shoulder.

Contrast: PULL ONE'S PUNCHES.