The phrase "arms caught" is correct and usable in written English.
It can be used in contexts where someone’s arms are physically restrained or trapped, often in a metaphorical sense as well.
Example: "As the crowd surged forward, her arms caught between two people, making it difficult for her to move."
Alternatives: "arms trapped" or "arms ensnared".
He died in his father's arms, caught in the crossfire of a mid-afternoon gunfight.
Soon he is gone, and she bourrées along through near darkness, raising and lowering her arms, caught in some potent spell.
The four children running up a verge, their arms caught mid-sprint, pumping the air, has the feel of Henri Cartier-Bresson, a decisive moment captured.
I run and run, until arms catch me midair and hold me for a very long time.
To which Tensing continues: "I got my hand and my arm caught inside".
"I told him somebody was going to get his arm caught unclogging the filter," Mr. Li said.
Her 13-month-old son, Lorenzo, was found by Alan on his return from work, his left arm caught beneath his mother's corpse.
After getting his arm caught in a moving part of a grocery game, Mr. Carey was taken to Cedars-Sinai MedicaLos Angeles Los Angeles, but was released soon after and returned to the set.
Barber, who is playing with a broken bone in his left arm, caught punts in practice today wearing a protective cast, and he expects to wear the cast in Sunday's game.
The scale of the problem may be smaller — an arm caught against a boulder, rather than a freight train heading for a population center — but the solution is as ingenious and as crazily plausible, and Danny Boyle, like Mr. Scott, refrains from offering deep thoughts or heavy themes.
8 P.M. (Fox) THE SIMPSONS In "Treehouse of Horror XXII," below, Homer gets his arm caught in a boulder after tumbling into an isolated canyon, where a spider bite leaves him paralyzed but able to communicate by way of natural gases.
