noun
slimming down; getting slim
Wasei-eigo (Japanese-made English) from 'slim up'. Refers to the process or result of becoming slimmer, often used in beauty, fitness, or product contexts.
wasei-eigo (Japanese-coined English), from slim up
このサプリはスリムアップに効果的だと言われている。
This supplement is said to be effective for slimming down.
スリムアップを目指してジムに通い始めた。
I started going to the gym aiming to slim down.