| Blue | variety inhabiting the Great Lakes |
|---|---|
| Blue | largest mammal ever known |
| Blue | common western lizard |
| Blue | black with a tinge of blue and no hint of brown |
| Blue | inability to see the color blue or to distinguish the colors blue and yellow |
| Blue | rare form of dichromacy characterized by a lowered sensitivity to blue light resulting in an inability to distinguish blue and yellow |
| Blue | belonging to or characteristic of the nobility or aristocracy |
| Blue | a common stock of a nationally known company whose value and dividends are reliable |
| Blue | of those who work for wages especially manual or industrial laborers |
| Blue | of or designating work or workers in occupations not requiring well-groomed appearance |
| Blue | having blue eyes |
| Blue | (informal) favorite |