'Tarrock' definitions:
Definition of 'Tarrock'
From: GCIDE
- Tarrock \Tar"rock\, n. [Greenland tattarock.] (Zool.) (a) The young of the kittiwake gull before the first molt. (b) The common guillemot. [Prov. Eng.] (c) The common tern. [1913 Webster]