What is 251?
1.
The fundemental jazz chord progression. Taken from II-V-I, or more descriptively, IIm7-V7-IM7
An example of a 251 progression in the key of C major is: Dmin7 (2 or II is 2nd scale degree of C) G7 (G is 5 or V scale degree of C) Cmaj7
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2.
area code of lower alabama. main city is mobile
we be's in da 251.
3.
To be Chill.
Derived from the chord progression used often in jazz to end a phrase or song or to lead into a new segment.
"Hey man, how are ya?"
"Fine, pretty 251"
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