pegbox

[ peg-boks ]
/ ˈpɛgˌbɒks /

noun

the widened end of the neck of a stringed instrument, to which the tuning pegs are fixed.

Origin of pegbox

First recorded in 1880–85; peg + box1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019