Main Entry: bai·ley

Pronunciation: \ˈbā-lē\

Function: noun

Inflected Form(s): plural baileys

Etymology: Middle English bailli, palisade, bailey, from Anglo-French baille, balie

Date: 13th century

1 : the outer wall of a castle or any of several walls surrounding the keep
2 : a courtyard within the external wall or between two outer walls of a castle