A dictionary of Confusable Phrases: More Than 10,000 Idioms and Collocations

Note: 
The expression does not correlate in meaning with the
phrase black and white—(U.S. diners) chocolate soda with
vanilla ice cream: Ever since a Philadelphia soda fountain man-
ager whipped up the first “black and white,” ice cream floats
have been a favorite of sweet tooths of all ages.
black film —
1
. a film typically featuring the dark, seedy side
of the big city: French critics saw the five films as a group and,
noticing a common theme of pessimism and darkness, called
them film noir, or black film. 2. a film with predominantly
black actors: The words are revealing; for this is a black film,
not only with a mostly black cast but also with a black director,
Mario Van Peebles.
Note:
The expression is not equivalent in meaning to the phrase
black comedy—(also: dark comedy) a film that takes serious sub-
ject matter (such as death, war, suffering, etc.) and addresses it
in a humorous fashion, even when it may seem inappropriate:
Frank Sinatra stars in a black comedy about the danger of ex-
treme left and right wing politics.
black bird • blackbird
black bird —any of the birds that have black feathers: If we
cross a black bird with a white, all the offspring are grey.
blackbird —a common European songbird (Merula turdus):
Black lark is another very large lark, more closely resembling
a blackbird in size…
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black bird

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black board • blackboard
black board —any board of black color: Some chess players
like to have contrasting colors to lessen eye strain, thus black
pieces on a brown board or brown pieces on a black board.
blackboard —a board of either a dark color or white that is
written on, especially in classrooms: Over half of what is writ-
ten on the blackboard is erased by the end of the lesson.