Backside means: The back side of anything, the part opposite its front, particularly.. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
backside
The back side of anything, the part opposite its front, particularly.
Seen in the wild
10 citations · last seen May 2026
Seen in the wild
BlueskyMay 2026
A rare sighting of Dad’s ass on #humpday - but I need your fucking tongue licking the backside of my balls. #ballworship #dadbutt #lowhangers #topdad
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BlueskyMay 2026
The media all believe that in few years Farage will be the only power in the land so a third of them are running scared and the rest are kissing his backside. As a " profession" the news media are utterly disgusting.
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BlueskyMay 2026
Ho-hum. Farquharson still shilling for the British state, I see. A truly loathsome and despicable human being who is so far up his own backside that he has yey to realise that even his fellow workers and close acquain…
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BlueskyMay 2026
It’s very pretty, features your backside really well, front too ;-)
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BlueskyMay 2026
Julianne Hough stunned in bikini photos from her Fiji getaway, as she flaunted her backside.
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Definitions
UK
#1·Apr 27, 2026UK
The back side of anything, the part opposite its front, particularly.
I gazed uncomprehendedly at the unfinished backside of the wall of the next room and wondered what had happened to my face.
For parents
Backside means: The back side of anything, the part opposite its front, particularly.. There is no real cause for parental concern; it is descriptive vocabulary rather than risky behaviour. If your teen uses it, context will usually make the intent clear. A short, curious question about where they heard it is usually all that is needed to know whether to follow up.
For ESL learners
backside means: The back side of anything, the part opposite its front, particularly.. Register: neutral, standard English. A common learner mistake is using the word in a register it does not fit, or assuming a single global meaning; native speakers immediately notice when slang appears in formal contexts, so always check the surrounding register before producing it yourself. A formal-English equivalent (a synonym or descriptive phrase) is usually safer in writing. When in doubt, paraphrase rather than reuse the slang form.
Cluster: body
Heard in the wild
“Julianne Hough stunned in bikini photos from her Fiji getaway, as she flaunted her backside.”
— Bluesky· May 2026“Starmer isn’t made of Lego - he’s a ventriloquist’s dummy. With Mandelson’s hand up his backside. Allegedly.”
— Bluesky· May 2026“It's a real pain in Justice Alito's backside that people look at what he does when that conflicts with what he says.”
— Bluesky· May 2026“Thanks @neastwizardtyrant.bsky.social and @theoriginalkep.bsky.social for the recommendation; this kicked all kinds of backside!”
— Bluesky· May 2026“There were days, that women who heard praise of her figure( including backside, euphemistically put and breasts)took it only for compliments, not harassment, however...😉”
— Bluesky· May 2026
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UK
#2·Apr 27, 2026UK
(figuratively) The reverse or opposite of anything.
...to endorse him on the backside of posterity, not a golden, but a brazen [[ass
Heard in the wild
“A rare sighting of Dad’s ass on #humpday - but I need your fucking tongue licking the backside of my balls. #ballworship #dadbutt #lowhangers #topdad”
— Bluesky· May 2026“The media all believe that in few years Farage will be the only power in the land so a third of them are running scared and the rest are kissing his backside. As a " profession" the news media are utterly disgusting.”
— Bluesky· May 2026“Ho-hum. Farquharson still shilling for the British state, I see. A truly loathsome and despicable human being who is so far up his own backside that he has yey to realise that even his fellow workers and close acquaintances can't stand the sight of him.”
— Bluesky· May 2026“It’s very pretty, features your backside really well, front too ;-)”
— Bluesky· May 2026“Is the back gonna have the backside of Daffy like those T-shirts from the 90's?”
— Bluesky· May 2026
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UK
#3·Apr 27, 2026UK
(board sports) Approaching an obstacle backward.
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For specific readers
Why is this section here?
Slang is read by different audiences for very different reasons. The For parents view re-explains the term in plain, non-judgemental language so a caregiver can understand what their child means without needing the surrounding subculture. The For English learners view focuses on register (when it's safe to use), formal alternatives, and common mistakes — what a textbook won't teach you.
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UK
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🇬🇧About British & Irish slang slang
UK and Irish slang — Cockney, Scouse, Geordie, Yorkshire, Glaswegian, Brummie, Welsh, West Country, plus Irish English. Centuries of regional dialects feeding into modern British and Irish street talk.
See all British & Irish slang slang on Slangora.
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Other words near "backside" (B)
backsackbackscratchbacksetbackshooterbackshotbackshuntbackskinbackslangbacksliderbackspangbackstopbacksword
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