Scottish National Dictionary (1700–)
ESS, EAS, n.2 A waterfall (Mry.1 1925). Most commonly found in place-names such as Bridge of Ess, Aberdeenshire, the Ess of Glen Latterach, Morayshire.
Mry. 1838 D. Macdonald Mountain Heath 115:
Save the hoarse murmur of the stream, That fed the rapid ess. Arg. 1914 N. Munro New Road xx.:
It occupied an eas — a deep cleft of the hill where through a burn went churning.
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"Ess n.2". Dictionary of the Scots Language. 2004. Scottish Language Dictionaries Ltd. Accessed 19 Feb 2018 <http://www.dsl.ac.uk/entry/snd/ess_n2>
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