Okay (3)
'okay' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for yes that I've seen before include "OK" , "Confirmation" , "I agree" , "That's 27 [RIGHT]" , "Word of affirmation" .)
(Other definitions for its that I've seen before include "Belonging to a particular thing" , "Neuter possessive pronoun" , "The thing's" , "Another form of 'tis" , "Belonging to something nonhuman" .)
'okay' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for allow that I've seen before include "Give permission to" , "Admit as acceptable" , "Permit or acknowledge" , "Permit, let happen" , "brook" .)