Want to understand what your fitness trainer is talking about? (Nothing's more embarrassing than flexing your arms when asked to stretch your hams . . .) Here’s a quick rundown of some words you’ll hear around the gym:

Slang Translation Slang Translation
Pecs Chest Tris Rear of upper arms
Traps Upper back Abs Front midsection
Lats Middle back Glutes Butt
Delts Shoulders Quads Front thighs
Bis Front of upper arms Hams Rear thighs