3. (Zoöl.) A caterpillar of any one of numerous species of bombycid
moths. The body of these caterpillars is covered with hairs which form
long tufts or brushes. Some species are very injurious to shade and
fruit trees. Called also tussock caterpillar. See Orgyia.
Tussock grass. (Bot.) (a) A tall, strong grass of the genus Dactylis
(D. cæspitosa), valuable for fodder, introduced into Scotland from the
Falkland Islands. (b) A tufted grass (Aira cæspitosa). (c) Any kind of
sedge (Carex) which forms dense tufts in a wet meadow or boggy place. —
Tussock moth (Zoöl.), the imago of any tussock caterpillar. They belong
to Orgyia, Halecidota, and allied genera.
Tus"sock*y (?), a. Having the form of tussocks; full of, or covered
with, tussocks, or tufts.
Tus"suck (?), n. See Tussock. Grew.
Tut (?). Be still; hush; — an exclamation used for checking or
rebuking.
Tut, n. [Cf. Sw. tut a point, pipe, tube, Dan. tut a cornet.] 1. An
imperial ensign consisting of a golden globe with a cross on it.