| green thumb | |
| —n | |
| (US), (Canadian) Also called (in Britain and certain other countries): green fingers considerable talent or ability to grow plants | |
| a gadget; dingus; thingumbob. |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
A knack for growing plants and keeping them healthy: “All my houseplants are in sorry shape; it's clear I don't have a green thumb.”