Printing slang. Also smout. [Of obscure origin.] intr. To do casual work in a printing-house where one is not regularly employed (see quots.). † Also const. on (a firm). So Smooting vbl. sb.
1683. Moxon, Mech. Exerc., Printing, 360. If a Journey-man Smout more or less on another Printing House. Ibid., 390. Workmen when they are out of constant Work, do sometimes accept of a Day or twos Work, or a Weeks Work at another Printing-house: this By-work they call Smouting [Hence in Holme and Luckombe.]
1757. Franklin, in Amer. Dict. Printing (1894), 513/1. If a fat old fellow should come to your printing-house and request a little smouting.
1865. C. Knight, Shadows Old Booksellers, 82. He [Gent] got no regular employment, but laboured here and there without settlement, upon what was called smouting work.
1892. Southward & Powell, Pract. Printing (ed. 4), 569. Smooting.No member of the [Typographical] Association is permitted to work for any other employer than the one by whom he is engaged , except in case of accident . Transgression of this rule is called smooting.
Smoot, obs. form of SMUT sb. and v.