| hit one's stride |
to achieve an effective pace or level. |
| hit-or-miss |
careless or random. |
| hit the books |
to begin studying. |
| hit the hay |
(slang) to go to bed. |
| hit the jackpot |
(informal) to have sudden good luck or success, esp. with a financial reward. |
| hit the nail on the head |
to find exactly the right solution, expression, or explanation. |
| hit the panic button |
(slang) to react frantically to a crisis. |
| hit the sack |
(slang) to go to bed. |
| hit the spot |
(informal) to be exactly the needed or required thing. |
| Hittite |
a member of an ancient people who established an empire in the Mideast from about 2000 to 1200 B.C. [3 definitions] |
| HIV |
abbreviation of "human immunodeficiency virus," the retrovirus that causes the disease AIDS by infecting and destroying T cells in the immune system. |
| hive |
a structure built for or by bees to live in. [5 definitions] |
| hiveless |
combined form of hive. |
| hive off |
(chiefly British) to break away from one's group, or to separate something from a group or entity that it has been part of. |
| hives |
(used with a sing. or pl. verb) a mild illness characterized by the eruption of small, itchy bumps on the skin, often as an allergic reaction. |
| HIV-positive |
being infected by the HIV virus, or pertaining to an infection by the HIV virus. |
| HM |
abbreviation of "Her Majesty," or "His Majesty." |
| hmm |
used to indicate the act or process of thinking and considering a matter. |
| HMO |
abbreviation of "health maintenance organization." |
| Hmong |
an ethnic group of Asia whose homeland includes the mountainous regions of southern China and northern Southeast Asia. [2 definitions] |
| HMS |
abbreviation of "Her Majesty's Ship," or "His Majesty's Ship." |