TRUCK'LE, noun A small wheel or caster. TRUCK'LE, verb intransitive [dim. of truck.] To yield or bend obsequiously to the will of another; to submit; to creep. Small states must truckle to large ones. Religion itself is forced to truckle with worldly policy.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI