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once or twice
a few times, not many.
once you go black
A phrase suggesting preference for black people or culture.
oncology
The branch of medicine dealing with cancer.
oncoming
approaching or coming closer.
one after another
In a consecutive sequence.
one age with
To be of the same age as someone.
one and all
referring to everyone in a group.
one and only
The unique or singular person.
one and the same
Referring to the same person or thing.
one big happy family
A group that feels united and joyful together.
one brick short of a full load
not very smart or lacking common sense.
one could do it in one's sleep
Easily accomplished without much effort or thought.
one could hear a pin drop
very silent, nothing making noise.
one engine in steam
Only one source or aspect is active.
one fell swoop
An action done quickly and completely.
one flesh
a deep, united bond between partners.
one for the road
A final drink before leaving.
one hundred and one
basic information about a topic
one in the eye for
a surprising setback for someone.
one man and his dog
A simple, uncomplicated companionship.
one moment
A brief period of time, often for waiting.
one more again
to do something again.
one more time for the sweet souvenir
Repeat an action for a lasting memory.
one of his majesty's bad bargains
a poor deal or mistake