plural delts
: a large muscle of the shoulder : deltoid
usually plural
They ought to forget about their lats and delts for a minute and start beefing up the body politic.Herbert Muschamp
Remember those great old "Saturday Night Live" bits about the … bodybuilders who kept offering to "pump you up" while flexing the delts of their bulbous foam rubber muscle suits?Walter Kirn

Examples of delt in a Sentence

Recent Examples on the Web More specifically, upper-body pull moves often work the lats (your broadest back muscle), traps (upper back and neck muscles), rear delts (a shoulder muscle), and rhomboids (upper back muscles), Williams says. Christa Sgobba, SELF, 25 Apr. 2024 The Right to Bare Arms Glorious biceps and delts reigned, not just to stay cool (literally and figuratively) but also to communicate themes. Fawnia Soo Hoo, The Hollywood Reporter, 16 Dec. 2023 The dumbbell overhead press is a pushing exercise that primarily works your anterior deltoids, or anterior delts, which are your front shoulder muscles, Evan Williams, CSCS, CPT, founder of E2G Performance, tells SELF. Jenny McCoy, SELF, 5 Dec. 2023 Spending long periods of time working at a desk or hunched over a smartphone can cause your deltoids (also known as delts or shoulders) and lower back to round forward. Jenny McCoy, SELF, 23 Oct. 2023 Heath starts off with face pulls to engage the rear delts. Philip Ellis, Men's Health, 5 Sep. 2023 Working in this style minimizes rest breaks and ups the burn on the muscles—biceps, triceps, rear delts, and shoulders. Addison Aloian, Women's Health, 23 Aug. 2023 Hemsworth follows this with a tri-set of renegade rows, which torch the core as well as the back and triceps, dumbbell lateral raises to build the delts in the shoulders, and triceps pushdowns, an old-school bodybuilding move which isolates the tris for maximum growth. Philip Ellis, Men's Health, 25 July 2023 Head Up for Shoulder Size Schwarzenegger loves hitting the rear delt fly machine, and for good reason: Rear delt development is one of the keys to a complete physique. Ebenezer Samuel, Men's Health, 18 July 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'delt.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1976, in the meaning defined above

Time Traveler
The first known use of delt was in 1976

Dictionary Entries Near delt

Cite this Entry

“Delt.” Dictionary, Merriam-Webster, Accessed 21 May. 2024.

Medical Definition


: deltoid
usually used in plural
Last Updated: - Updated example sentences
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