1. Ichidan verb, Intransitive verb

   1.

   to become thin; to lose weight; to slim

2. 2.

   to become impoverished (of soil); to become sterile; to become infertile; to become barren

Example sentences

• 痩せる必要がないというのは残念だ。

  It's too bad that I don't need to lose weight.

• 食べすぎさえしなければ、必ず痩せると思います。

  I think that as long as I don't overeat, I will certainly lose weight.