What does "wishbone" mean?

A forked bone between the neck and breast of a bird consisting chiefly of the two clavicles fused at their median or lower end, regarded as a lucky charm in some countries.

What is a synonym for "wishbone"?

Common synonyms include: furcula, wishing bone, bone, branch, breast, cap of darkness.

Wishbone

//ˈwɪʃˌboʊn// noun, verb

noun, verb ·Uncommon ·College level

Definitions

Noun

1
A forked bone between the neck and breast of a bird consisting chiefly of the two clavicles fused at their median or lower end, regarded as a lucky charm in some countries.
2
the furcula of a domestic fowl wordnet
3
A spar in two parts, between which a sail is hoisted, the wishbone extending its clew.
4
Any sailing vessel rigged with a wishbone.
5
A particular kind of offensive formation. See wishbone formation.