私は彼の古くさい冗談にうんざりした。

I was bored with his old jokes.

そこまで歩いて行くのはめんどうくさい。

It's too much trouble to walk there.

新しい事務用品を購入しなければならない、我々の持っているものは古くさい。

We ought to buy some new office equipment: the stuff we've got is out of date.

奴ら仕事が何ととろくさいんだ！

They're doing their work at a snail's pace!