"using physical force," 1897, from noun phrase (c. 1600), from strong (adj.) + arm (n.). As a verb from 1903. Related: Strong-armed; strong-arming.
He was strong-armed by the policemen
They strong-armed me when I left the restaurant
strong-arm tactics
stroke
stroll
stroller
stroma
strong
strong-arm
strong-box
stronghold
strongly
strontium
strop