backside

backside — noun

1. the rounded fleshy area on a person, made up of two cheeks, that takes your weig

1.名詞B1
釋義

the rounded fleshy area on a person, made up of two cheeks, that takes your weight when you sit down; a casual, slightly humorous word for the buttocks.

例句

Xiomara slipped on the icy step and landed flat on his backside.

collocation: land / fall on one's backside

Aunt Linda swatted the puppy lightly on its backside for chewing the rug.

同義詞
  • buttocks

    neutral, anatomical term suitable in any register

  • bottom

    everyday, mild, common in British family speech

  • behind

    polite informal, often used around children

  • butt

    very informal, more common in American English

文法句型

on + one's + backside

用法筆記

Slightly softer and more polite than 'arse' or 'butt', but still informal — avoid in formal writing or polite company. Often used humorously, especially after a fall or a long sit.

常見錯誤

❌The doctor examined my backside.' (in a clinical setting).
✅The doctor examined my buttocks.
💡use the neutral medical term in formal or clinical contexts; 'backside' sounds too casual.

2. the rear surface or side of a thing — the part facing away from the viewer, oppo

2.名詞B2
釋義

the rear surface or side of a thing — the part facing away from the viewer, opposite to the front you normally look at or use.

例句

Kalani taped her phone number to the backside of the bookshelf so guests would not see it.

the backside of + concrete object

There is a small loading door on the backside of the warehouse, near the parking lot.

同義詞
  • back

    the most natural choice for documents, buildings, and most objects

  • rear

    slightly more formal; common for vehicles and buildings

  • reverse

    used for coins, medals, pages, and printed sides

反義詞
  • front

    the side you normally face or use

  • face

    for clocks, coins, and other display surfaces

文法句型

the backside of + noun

用法筆記

Sounds slightly informal in this spatial sense; many writers prefer 'back' or 'rear' for objects, and 'reverse' for coins, photos, and pages. Use 'backside' when you want a plain, conversational word.

常見錯誤

❌Please sign the backside of the form.
✅Please sign the back of the form.
💡for paper documents, photos, and coins, English speakers say 'the back' or 'the reverse', not 'the backside'.

backside — idiom