Two in a million? (3)
I believe the answer is:
'two in a million?' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for els that I've seen before include "Ernie - - (golfer)" , "Angular distances above the horizon" , "Successful owner of several clubs" , "US urban railways" , "Golfer; elevated railways" .)