Scottish National Dictionary (1700–)
About this entry:
First published 1941 (SND Vol. II).
BULK, v. “To play marbles” (Sc., Ir. 1905 E.D.D. Suppl.; Uls. 1880 W. H. Patterson Gl. Ant. and Dwn.).
Hence bulkie, “a game of marbles in which the marbles are placed in a line, and each player has two chances” (Wgt. 1905 E.D.D. Suppl.).
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"Bulk v.". Dictionary of the Scots Language. 2004. Scottish Language Dictionaries Ltd. Accessed 27 Jun 2022 <http://www.dsl.ac.uk/entry/snd/bulk_v>