| office building |
a building that contains only or mostly business offices. |
| officer |
a person holding a position of trust and responsibility in a business, organization, or government agency. [3 definitions] |
| official |
a person who holds an office in a business organization or a government. [4 definitions] |
| off-road |
of a type of vehicle used away from streets and highways. |
| offset |
to make up for or balance. |
| offshoot |
a branch or shoot from the main stem of a plant. [2 definitions] |
| offshore |
away from the shore. [3 definitions] |
| offspring |
the child or young of a particular human, animal, or plant. |
| off the air |
not broadcast on radio or television. |
| off the beaten path |
in a place that is hard to reach or not visited often. |
| off the beaten track |
in a place difficult to reach or not often visited. |
| off the cuff |
(informal) done without planning or thinking ahead. |
| off the track |
not related to the point or issue. |
| often |
at many times; frequently. |
| ogre |
an ugly giant or monster in folk tales and children's stories. Ogres are said to eat people. [2 definitions] |
| OH |
abbreviation of "Ohio." |
| oh |
a word used to express surprise, pain, or other feelings. |
| Ohio |
a state in the midwestern United States. Its capital is Columbus. (abbreviated: OH) [2 definitions] |
| oil |
any one of the greasy liquids that come from minerals, animals, plants or chemicals. Oil can be dissolved in alcohol, but not water. [3 definitions] |
| oil well |
a well from which petroleum is drawn or pumped. |
| oily |
of or like oil. [2 definitions] |