Scottish National Dictionary (1700–)
BOO, Bu, n.5 A spell of weather, either fine or bad. [bu:]
Sh. 1866 Edm. Gl.:
“A boo of waddir,” meaning a long track of weather, good or bad. Sh. 1908 Jak. (1928):
He “set in” a bu fae (frae) de sooth-east, more settled weather set in with wind from the south-east.
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"Boo n.5". Dictionary of the Scots Language. 2004. Scottish Language Dictionaries Ltd. Accessed 22 Nov 2017 <http://www.dsl.ac.uk/entry/snd/boo_n5>
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