After the accident, the ambulance jacked the stretcher into the truck.
She felt jacked during the late‑night gaming session.
Fans cheered as the jacked athlete entered the arena.
The mechanic jacked the car up to change the tire.
He was jacked after hearing the news of his promotion.
Similar words
stimulated
ripped
pilfered
took
hyped
snatched
raised
stole
hoisted
purloined
Meanings
Extremely muscular
adjective
sports
informal
Having a very large, well‑defined, and impressive musculature, often as a result of intensive weight training.
Usage
Use jacked to describe a person with a highly developed, muscular physique.
Examples
After months of training, Mark looks jacked in his new tank top.
The bodybuilder's arms were so jacked they seemed to bulge out of his sleeves.
Fans cheered as the jacked athlete entered the arena.
She admired his jacked physique during the gym session.
Even without a gym, his jacked frame was evident.
The photo highlighted his jacked shoulders.
Common mistakes
The term is often misused for non‑muscular contexts or as a noun.
Incorrect
Correct
He is very jacked after the meeting.
He is very jacked after the workout.
The jacked of the car was stolen.
The jack of the car was stolen.
She jacked the weights.
She lifted the weights.
I feel jacked today.
I feel muscular today.
Similar words
muscular
buff
ripped
brawny
well‑built
strong
toned
sinewy
Very excited
adjective
everyday
informal
Feeling extremely energized or agitated, often because of a stimulant such as caffeine, drugs, or intense excitement.
Usage
Use jacked for a state of high energy or agitation caused by stimulants.
Examples
After three energy drinks, Jake was jacked and couldn't sit still.
The crowd went jacked when the band started their hit song.
She felt jacked during the late‑night gaming session.
He was jacked after hearing the news of his promotion.
The party got jacked as the DJ dropped the bass.
Even the cat seemed jacked, darting around the room.
Common mistakes
The word is sometimes confused with physical strength or used in the wrong tense.
Incorrect
Correct
She looked jacked after the exam.
She felt jacked (hyper) after the exam.
The jacked car sped away.
The jacked (stolen) car sped away.
He jacked the weights.
He was jacked about the weights.
I am jacked on caffeine.
I am jacked on caffeine.
Similar words
hyper
hyped
wired
amped
stimulated
energized
buzzed
fired up
Stole
verb
crime
informal
To take something from someone without permission, typically by force or stealth.
Usage
Use jacked as the past tense of jack when describing a theft.
Examples
The thief jacked my bike while I was at work.
Someone jacked the new iPhone from the store.
He jacked the cash register during the robbery.
They jacked the delivery van and escaped.
The gang jacked several cars in the parking lot.
She reported that her purse was jacked.
Common mistakes
The past form is often confused with present or with the muscular adjective.
Incorrect
Correct
He jacks the bike yesterday.
He jacked the bike yesterday.
She is jacked the wallet.
She jacked the wallet.
They jacked the car last night.
They jacked the car last night.
I jacked my muscles after training.
I am jacked after training.
Similar words
stole
snatched
pilfered
robbed
took
lifted
nicked
purloined
Lifted
verb
technology
neutral
To raise or increase something, especially by using a jack or similar device.
Usage
Use jacked when something has been lifted or raised, often with a mechanical jack.
Examples
The mechanic jacked the car up to change the tire.
They jacked the old house to raise it for a new foundation.
We jacked the platform to reach the higher level.
The crew jacked the boat onto the trailer.
He jacked the heavy crate onto the pallet.
After the accident, the ambulance jacked the stretcher into the truck.
Common mistakes
The term is sometimes used for muscular sense or as a noun.
Incorrect
Correct
The car was jacked and then driven away.
The car was jacked (lifted) and then driven away.
He jacked the weight onto the shelf.
He jacked the weight onto the shelf.
She is jacked after the gym.
She is jacked (muscular) after the gym.
The jacked of the bike was broken.
The jack of the bike was broken.
Similar words
raised
hoisted
elevated
lifted
upped
boosted
levered
jacked up
Usage
Use jacked for a muscular build, a high‑energy state, a theft, or something that has been lifted, matching the context and part of speech.
Common mistakes
Using jacked as a present‑tense verb, as in ‘He jacks the bike’, is wrong; the correct past form is jacked.
Etymology
From the verb jack ‘to lift or raise’, with the past‑participle suffix –ed; the muscular sense arose in American slang in the late 20th century, extending ‘jacked up’ to a heavily built body.
FAQ
What does “jacked” mean when describing a person’s body?
It means the person has a very muscular, well‑defined physique.
Can “jacked” be used to describe feeling excited?
Yes, in informal slang it describes a state of high energy or agitation, often from stimulants.
Is “jacked” the past tense of the verb “jack”?
Yes, it is the regular past tense and past participle of “jack”, meaning to steal or to lift.
How did the muscular sense of “jacked” develop?
It arose in American fitness slang, extending the idea of “jacked up” (lifted) to a heavily built body.
Is “jacked” appropriate in formal writing?
It is informal slang, so it is best used in casual contexts such as sports commentary or everyday conversation.
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