Something that is a nuisance or inconvenience to others; often used as ～はた迷惑だ to say that one’s actions bother people around them.
彼の自慢話は周りにはた迷惑で、誰も相手にしていなかった。
His bragging was a nuisance to those around him, and no one paid attention.
夜遅くまで騒ぐのは近所の人にはた迷惑だ。
Making noise late at night is a nuisance to the neighbors.
そういう厚かましい要求は本当に他人にとってはた迷惑だよ。
Such presumptuous requests are really inconvenient for other people.