Scottish National Dictionary (1700–)
Hide Quotations Hide Etymology
About this entry:
First published 1941 (SND Vol. II).
This entry has not been updated since then but may contain minor corrections and revisions.
BOST, n.1 An attack of peevishness, or bad humour. See also Boast, n., and Bist. [bost]Sh. 1908 Jak. (1928):
De(r) were [there was] a ill b[ost] upon him.