/bal mawr"euhl, -mor"euhl/ , n.
1. a colored woolen petticoat, formerly worn under a skirt and draped so that portions of it could be seen.
2. ( l.c. ) Also called bal . an ankle-high shoe, laced in front.
3. a brimless Scottish cap with a flat top that projects all around the head. Cf. tam-o'-shanter .
[ 1855-60; after Balmoral Castle in Scotland ]