Definition of b
- names that begin with b
- in the shape of a b
- in the key of b
- the b on the laptop's keyboard
- I chose option b.
- a b student
There are two b's in the word “abbey.”
All of their children's names begin with b.
a song in the key of B
got a B in math
: the second letter of the English alphabet
: a musical note or key referred to by the letter B : the seventh tone of a C-major scale
: a grade that is given to a student for doing good work
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