Scottish National Dictionary (1700–)
About this entry:
First published 1960 (SND Vol. V).
HARDHORN, adv. Tightly, firmly. Cf. Hard, III. and Horn, I. 1. (3).Sc. 1761 Haliburton & Hepburn Magopico 36–7:
His principle exercises are to bolt upright, every now and then, with his eyes shut hardhorn, then lean down again upon the pulpit, and seem to fall into a slumber, with an arm extended on each side of the book.
You may wish to vary the format shown below depending on the citation style used.
"Hardhorn adv.". Dictionary of the Scots Language. 2004. Scottish Language Dictionaries Ltd. Accessed 6 Oct 2022 <http://www.dsl.ac.uk/entry/snd/hardhorn>