Dredge (drj), v. t. [imp. & p. p. Dredged (drjd); p. pr. & vb. n. Dredging.] To catch or gather with a dredge; to deepen with a dredging machine. R. Carew.
Dredging machine, a machine (commonly on a boat) used to scoop up mud, gravel, or obstructions from the bottom of rivers, docks, etc., so as to deepen them.
Dredge, n. [OE. dragge, F. dragée, dredge, also, sugar plum; cf. Prov. dragea, It. treggea; corrupted fr. LL. tragemata, pl., sweetmeats, Gr. &?;, fr. &?; to gnaw.] A mixture of oats and barley. [Obs.] Kersey.
Dredge, v. t. To sift or sprinkle flour, etc., on, as on roasting meat. Beau. & Fl.
Dredging box. (a) Same as 2d Dredger. (b) (Gun.) A copper box with a perforated lid; -- used for sprinkling meal powder over shell fuses. Farrow.
Dredg"er (?), n. 1. One who fishes with a dredge.