tone up
Intermedio alto (B2) neutral
To make your muscles stronger and your body look more fit.
"She started swimming three times a week to tone up her arms and shoulders."
Escúchalo en contexto
Vampire Crawlers - The Most Ludicrous Dungeon Crawler Of All Time
Many A True Nerd · 27:52
Right, light tone up front.
5 Simple Core Exercises For Rock Hard Erections (& No Urine Dribble)
Eric Leckie DPT · 9:38
I can get in a little bit better shape and tone up my midsection.