| social insurance | |
| —n | |
| social security national insurance See also social assistance government insurance providing coverage for the unemployed, the injured, the old, etc: usually financed by contributions from employers and employees, as well as general government revenue | |
| a chattering or flighty, light-headed person. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |