buttock
/'bʌtək/
Definition
Noun: 1. Either of the two rounded, fleshy parts of the body that form the lower rear area of the human trunk, below the back and behind the hips. This is the primary anatomical term for one of the two prominences of the buttocks, which are comprised of muscle and fat.
Usage
- The word "buttock" is a countable noun. One side is a "buttock," and the pair are the "buttocks."
- It is a formal or clinical term, often used in medical, anatomical, or formal descriptive contexts.
- In everyday, informal speech, people more commonly use words like "butt," "behind," "bottom," or "rear."
Examples
- Noun:
- The patient received an injection in the left buttock.
- He fell and bruised his buttocks on the hard floor.
- The muscles of the buttock are important for walking and running.
Advanced Usage
- "To work one's buttocks off" (idiomatic, informal): To work extremely hard.
- She worked her buttocks off to finish the project on time.
Variants and Related Words
- Buttocks (n, plural): The pair of buttocks; the rear pelvic area.
- He sat down, resting his buttocks on the bench.
- Gluteus (n) / Glutes (n, plural, informal): The medical/anatomical terms for the muscles that form the buttocks (gluteus maximus, medius, minimus). Often used in fitness contexts.
- Squats are a great exercise for strengthening your glutes.
Synonyms
- Butt (n, informal): A very common informal term.
- Behind (n, polite/informal): A more polite or euphemistic term.
- Bottom (n, polite/informal): A common, relatively polite term, especially for children.
- Rear (n, informal): A mild, informal term.
- Posterior (n, formal/humorous): A formal or sometimes humorously formal term.
Related Phrases
- Buttock crease: The anatomical term for the horizontal fold separating the buttocks from the back of the thigh.
Noun
-
either of the two large fleshy masses of muscular tissue that form the human rump
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