expression, godan verb (-mu)
poke one's nose into; meddle in; take an interest in
Idiomatic expression for involving oneself in something, often uninvited. Can be negative (meddling) or neutral (showing interest).
彼はいつも人の問題に首を突っ込む。
He always pokes his nose into other people's problems.
新
I'd like to get involved in the new project.
expression, godan verb (-mu)
poke one's head into; look into
Literal or semi-literal use: sticking one's head into a room or space to see what's inside. Less common than the figurative sense.
部屋に首を突っ込んで、誰かいるか確かめた。
I poked my head into the room to see if anyone was there.