| Truckle 1. (n.) A small wheel or caster. 2. (v. i.) To yield or bend obsequiously to the will of another; to submit; to creep. 3. (v. t.) To roll or move upon truckles, or casters; to trundle. Thesaurus Entries apple-polish, bootlick, bow, brown-nose, butter up, cower, crawl, cringe, defer, fall all over, fawn upon, follow, genuflect, grovel, knuckle down, knuckle under, kowtow, quail, salaam, scrape, submit, succumb, suck up to, tag, tail, toady, trail, yield | ![]() |