Word Origin & History
truckle (n.)
"small wheel or roller," 1397, from Anglo-Fr. trocle, from L. trochlea "a small wheel, sheaf of a pulley," from Gk. trokhileia "a pulley," from trokhos "wheel," from trekhein "to run," from PIE base *dhregh- "to run" (cf. O.Ir. droch "wheel," Lith. pa-drosti "to run fast"). Truckle bed "small bed on wheels that can be stowed under a larger bed" is from 1459.