Tuck  —v. 1 (often foll. By in, up) a draw, fold, or turn the outer or end parts of (cloth or clothes etc.) Close together so as to be held; push in the edge of (a thing) so as to confine it (tucked his shirt into his trousers). B push in the edges of bedclothes around (a person) (came to tuck me in). 2 draw together into a small space (tucked its head under its wing). 3 stow (a thing) away in a specified place or way (tucked it in a corner; tucked it out of sight). 4 make a stitched fold in (cloth etc.). —n. 1 flattened usu. Stitched fold in cloth etc. 2 colloq. Food, esp. Cakes and sweets (also attrib.: tuck box).  tuck in colloq. Eat heartily. Tuck into (or away) colloq. Eat (food) heartily (tucked into their dinner; could really tuck it away). [low german or dutch]