横槍 よこやり れる
yokoyario ireru

Ichidan Verb
Expression

1. to interrupt; to butt in

ふたりでまじめな はなしをしているんだから、君 きみ、無 責任 せきにん横槍 よこやり れないでほしいんだけど。
futaride majimena hanashio shite iru ndakara kimi musekininna yokoyario irenaidehoshii ndakedo.
Hey, we're trying to have a serious discussion here so I'd appreciate it if you wouldn't butt in so irresponsibly.
Other forms: