en.wiktionary.orghindneck - Wiktionary, the free dictionary Contents From Wiktionary, the free dictionary From hind + neck. hindneck (plural hindnecks) (ornithology) The area just below the nape of the neck (of a bird). 2010, Shorebirds (John Marchant, Peter Hayman, Tony Prater), page 56: In this race, crown, nape and hindneck are always black.