| corrugate | |
| —vb | |
| 1. | (usually tr) to fold or be folded into alternate furrows and ridges |
| —adj | |
| 2. | folded into furrows and ridges; wrinkled |
| [C18: from Latin corrūgāre, from rūga a wrinkle] | |
| corru'gation | |
| —n | |
| a gadget; dingus; thingumbob. |
| a scrap or morsel of food left at a meal. |