rūtrum, i, n. [ruo, cf. Varr. L. L. 5, § 134 Müll.].
I An implement for digging, a spade , shovel , Cato R. R. 10, 3; 11, 4; Varr. and Pompon. ap. Non. 18, 22 sq.; Liv. 28, 45; Ov. F. 4, 843.—
II For mixing mortar, a trowel , Cato R. R. 128; Vitr. 7, 3; Plin. 36, 23, 55, § 177; Pall. 1, 15.