Volunteer no longer liking queen? (5)
I believe the answer is:
offer
'volunteer' is the definition.
(I know that volunteer can be written as offer)
'no longer liking queen?' is the wordplay.
'no' becomes 'O' (resembles 0 - 'no' can mean 'zero').
'longer liking' becomes 'ff' (I am not sure about this - if you are sure you should believe this answer much more).
'queen?' becomes 'ER' (abbreviation for Elizabeth Regina).
'o'+'ff'+'er'='OFFER'
Can you help me to learn more?
(Other definitions for offer that I've seen before include "Tender, make bid for" , "(Suggestion of) gift" , "killer?" , "Tender, volunteer" , "Proposal (of marriage)" .)