"'We had been to Mrs Graham's masked ball a little while before, me as a Highland sheep and William as the Young Pretender—how we laughed, oh Lord! So I went on calling him Charles for days afterwards—he was so beautiful in his filibeg.'" --Patrick O'Brian, The Letter of Marque, 60
See also féileadh-beag.
From Scottish Gaelic feileadh-beag 'little kilt'.
Ooh. Sounds much fancier than kilt!
"'We had been to Mrs Graham's masked ball a little while before, me as a Highland sheep and William as the Young Pretender—how we laughed, oh Lord! So I went on calling him Charles for days afterwards—he was so beautiful in his filibeg.'"
--Patrick O'Brian, The Letter of Marque, 60