台だい尻じりだいじりMeanings1nounbutt of a gunRefers specifically to the rear end of a firearm's stock, the part that rests against the shoulder.猟りょう師しは台だい尻じりを肩かたに当あてて狙ねらいを定さだめた。The hunter placed the butt of the gun against his shoulder and took aim.