| cheap-jack |
one who deals with or sells inferior, shoddy items. [3 definitions] |
| every man jack |
every single person in a particular group or population. |
| Jack Frost |
the personification of frost or cold weather. |
| Jack Jefferies |
U.S. three-time world champion formation skydiver (b.1966). |
| jack mackerel |
a mackerellike food fish of the jack family that is found in Pacific coastal waters. |
| jack pine |
an evergreen tree of Canada and the northern United States, having short twisted needles in pairs, woody cones, and soft wood used for paper. |
| jack rabbit |
a large hare of the western United States. Jack rabbits have long ears and very long, strong back legs. |
| jack up |
to lift (a car or other vehicle) using or as if using a jack . [2 definitions] |
| jack-in-the-box |
a toy that is made up of a box with a puppet inside. The puppet springs out when the lid of the box is opened. |
| jack-in-the-pulpit |
a North American wildflower having a single vertical spike with a green and purple sheath that forms a hood over its top. |
| jack-o'-lantern |
a pumpkin that is hollowed out and has a face carved into it and a candle in the bottom. Jack-o'-lanterns are used at Halloween as lamps or decorations. |
| jack-of-all-trades |
someone skilled at a wide variety of jobs, esp. those requiring adept use of the hands. |
| jack-tar |
a sailor. |
| jumping jack |
a continuous exercise in which one moves the legs apart and the arms above the head with one jump, then brings the legs together and the arms to the sides with the next. [2 definitions] |
| Monterey Jack |
a mild, soft, pale yellow cheese. |
| union jack |
(cap.) the national flag of the United Kingdom. [2 definitions] |
| yellow jack |
see "yellow fever." [3 definitions] |