arm / upper arm / fathom / work, effort / power, faculty, authority / narrow stretch of land or sea, joining larger bodies / arm (of a crane, of a cross, of scales, of a candelabra, etc.) / branch (of a river or railway/railroad) / wing (of a building)

first-person singular present indicative of bracciare

(typically with di) right-hand man/ right-hand woman (of)

arm (the arm of the law) / armed wing

(idiomatic) off-the-cuff, improvised, unprepared

(idiomatic) off the cuff, in an improvised, unprepared manner

jib

death row

the long arm of the law

arm wrestling / long and hard confrontation between two adversaries determined not to withdraw from their positions; confrontation, tug of war