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General

lats

What does lats mean?

Slang for the latissimus dorsi, the large back muscles that create width and power pulling movements.

"Wide-grip pulldowns really spread the lats."

Origin

Clipping of 'latissimus dorsi,' standard gym vocabulary.

Frequently asked questions

What are lats?
Lats are the latissimus dorsi, the large fan-shaped muscles of the back that create width and drive pulling movements.
How do you build lats?
Pull-ups, lat pulldowns, rows and pullovers are the main exercises for building wide, developed lats.
Why are lats called 'wings'?
When well-developed, the lats flare out from the sides of the back, giving the appearance of wings, which is where the nickname comes from.
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Slang definitions: FreeDict original editorial.