IPA: /baʊ/
KK: /baʊ/
A large branch of a tree that grows out from the trunk or from another branch.
The bird built its nest on a high bough of the oak tree.
The word 'bough' originates from Old English 'boga', meaning a branch or bow. It refers specifically to a large branch of a tree.
Think of a 'branch' from a tree when you hear 'bough', as it directly refers to a large branch.