重おもい腰こしを上あげる

expression, ichidan verb

get off one's backside; bestir oneself; finally get moving

Idiomatic expression for reluctantly rousing oneself to do something one has been putting off. Often implies overcoming inertia or laziness. Related to 腰が重い (to be slow to act).

See also: 腰が重い

• 彼かれはなかなか重おもい腰こしを上あげなかったが、ようやく掃そう除じを始はじめた。

  He was slow to get moving, but finally started cleaning.

• 重おもい腰こしを上あげて、ジムに行いくことにした。

  I finally bestirred myself and decided to go to the gym.