Orkney and Shetl. [f. TROW sb.4 + -LING1.] A young or infant ‘trow’ or troll.

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1840.  New Statist. Acc. Scot. (1845), XV. 142 (Shetland). Females newly confined must … be watched … lest they be carried off to perform the office of wet-nurse to some trowling of gentle blood.

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