You don’t need to be fluent in the language of bodybuilding competitions to design an effective workout, but you do need to familiarize yourself with common weight-training lingo. Know the following terms to describe your body’s muscles so you better understand your trainer or training materials for weight lifting.

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