on a silver platter |
without having to expend effort; undeservedly. |
on bail |
temporarily released from custody after bail is given. |
onboard |
transported, used, or installed upon a ship, aircraft, or other vehicle. [4 definitions] |
once |
at one time in the past; formerly. [7 definitions] |
once and for all |
firmly and decisively, with absolute finality. [2 definitions] |
once in a blue moon |
from time to time, but very rarely. |
once in a while |
sometimes but not very often; occasionally. |
once-over |
(informal) a hasty look at and evaluation of something or someone. |
onchocerciasis |
a tropical disease transmitted by flies in which parasitic worms cause itchy rashes, skin lesions, blindness, and sometimes elephantiasis; river blindness. |
oncidium |
any of various tropical orchids. |
oncology |
the medical science concerned with cancer, esp. with tumors. |
oncoming |
coming toward or near; approaching. [2 definitions] |
on consignment |
of goods, sent to a selling agent, with payment to be made after the goods are sold. |
on deck |
in baseball, next in line to bat. [2 definitions] |
on draft |
available to be drawn from a keg or cask; not bottled. |
on duty |
in the process of doing one's job. |
-one |
a ketone, or a related or similar chemical compound containing oxygen. |
one |
being single in number. [11 definitions] |
one by one |
one at a time; one after another; singly. |
on edge |
nervous or anxious; full of worry. [2 definitions] |
one-digit number |
a whole number containing one digit, such as 2. |