/
ˈfɛruːl,
ˈfɛr(ə)l/
n.
a ring or cap which strengthens the end of a handle, stick, or tube.
▸a metal band strengthening or forming a joint.
Etymology
C17: alt. (prob. by assoc. with L. ferrum ‘iron’) of obs. verrel, from OFr. virelle, from L. viriola, dimin. of viriae ‘bracelets’.