| plus fours | |
| —pl n | |
| men's baggy knickerbockers reaching below the knee, now only worn for hunting, golf, etc | |
| [C20: so called because the trousers are made with four inches of material to hang over at the knee] | |
| a chattering or flighty, light-headed person. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |