Like a fly ball to the warning track (4)
I believe the answer is:
deep
(Other definitions for deep that I've seen before include "Profound - engrossed" , "Extending far down" , "Main" , "Profound - cunning - sea - bass" , "profoundly" .)
I believe the answer is:
deep
(Other definitions for deep that I've seen before include "Profound - engrossed" , "Extending far down" , "Main" , "Profound - cunning - sea - bass" , "profoundly" .)