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Definitions

behind

[bih-hahynd] / bɪˈhaɪnd /
ADVERB
in a position further back; following
Synonyms
STRONG
trailing
WEAK
abaft after afterwards at the heels of at the rear of back of bringing up the rear eating the dust in the background in the wake later than next off the pace subsequently
Antonyms
STRONGEST
ahead before in front
ADVERB
in debt; late
Synonyms
STRONG
in debt late slow
WEAK
backward behind schedule behind time behindhand belated delayed dilatory have to play catch up in arrears overdue sluggish tardy
Antonyms
STRONG
paid paid up
NOUN
buttocks
Synonyms
STRONG
backside bottom breech bum can fanny fundament posterior rear rump seat tail tush
WEAK
derriere
PREPOSITION
being the reason for
Synonyms
STRONG
causing
WEAK
at the bottom of concerning the circumstances initiating instigating responsible for
PREPOSITION
in support
Synonyms
STRONG
backing supporting
WEAK
for in agreement on the side of

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.

Four of the world’s largest companies by revenue and market capitalization suddenly feared that falling behind in AI meant early obsolescence.

From The Wall Street Journal • Apr. 21, 2026

The chants began when Chelsea fell 1-0 behind at the Amex Stadium, with the visitors having barely registered an attempt on goal, before they eventually succumbed to a 3-0 defeat on Tuesday night.

From BBC • Apr. 21, 2026

And with AI, anyone playing it safe will get left behind.

From MarketWatch • Apr. 21, 2026

And the most obvious way to do that was to have Jones’ ample dreadlocks flowing behind him.

From Los Angeles Times • Apr. 21, 2026

We’re sitting in the Gertrude boat, me in front, Zara behind me, ready for the race to start.

From "Red Flags and Butterflies" by Sheryl Azzam