Letters that make back-to-back
a, o, b, k, c, t are letters that make 'back-to-back'
a, o, b, k, c, t are letters that make 'back-to-back'
1 possible definitions for 'back-to-back'
Under this definition, back-to-back is an adjective and has the following properties:
consecutive has the same meaning as back-to-back
succeeding(a) is similar to back-to-back.
"back-to-back home runs"