| cutting edge | |
| —n | |
| 1. | the leading position in any field; forefront: on the cutting edge of space technology |
| —adj | |
| 2. | at the forefront of people or things in a field of activity; leading: cutting-edge technology |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a gadget; dingus; thingumbob. |