Deveining Shrimp by Emily | Cooking Tips | 0 comments To devein shrimp means to remove the black vein running down the back of the shrimp. To do this, make a shallow slit with a sharp knife along the back from the head area to the tail. Rinse shrimp under cold water to remove the vein. Emily Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.