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Definitions

back end

[bak end] / ˈbæk ˈɛnd /
ADJECTIVE
postern
Synonyms
STRONG
backside extremity hind hindquarters posterior rear reverse stern tail tailpiece
WEAK
aft far end hindmost hindpart tail end
Antonyms
STRONG
front
NOUN
back
Synonyms
STRONGEST
rear tail
STRONG
backside extremity hindquarters posterior reverse stern tailpiece
WEAK
aft far end hindpart tail end
Antonyms
STRONGEST
front
NOUN
buttocks
Synonyms
STRONG
backside behind bottom bum butt derriere fanny fundament haunches hindquarters posterior rear rump seat
WEAK
gluteus maximus
NOUN
rear
Synonyms
STRONGEST
back back door backside bottom butt rear end tail
STRONG
behind buttocks end heel hind hindquarters posterior postern rearward reverse rump seat stern tailpiece tush
WEAK
afterpart back seat hind part rear guard tail end
Antonyms
STRONGEST
front
WEAK
beginning

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That's not to say Derek isn't a top-level opponent - he is - but age-wise and fight-wise, he's at the back end with a lot of miles on the clock.

From BBC • Apr. 1, 2026

Like FedEx, large companies across America are sorting through the technical back end, guardrails and policies that will form the basis for their fleet of AI agents.

From The Wall Street Journal • Mar. 13, 2026

"And if you see that towards the back end, Grant Stewart did the same thing when he came out."

From Barron's • Feb. 16, 2026

What seems inevitable is that AI will increasingly shape the back end of live music — streamlining workflows, reducing costs and organizing data.

From Los Angeles Times • Feb. 13, 2026

The weird, slanted back end of the Gremlin acted as a kind of ramp, and in the next second Milton realized he was airborne.

From "Middlesex: A Novel" by Jeffrey Eugenides