Join forces
'join forces' is the definition.
(to ally with someone is to join forces with them)
This is the entire clue.
(Other definitions for ally that I've seen before include "Crony" , "Co-operative friend" , "Accomplice" , "State formally cooperating with another" , "Supporter in a conflict" .)
'join forces?' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for enlist that I've seen before include "Register" , "Join up in silent way" , "Join the army" , "Join the armed forces" , "Enrol - recruit" .)
'join forces' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for unite that I've seen before include "Come together as allies or comrades" , "Link" , "Bring together, become one" , "Come, or join together" , "Wed?" .)
'join forces' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for merge that I've seen before include "Mix" , "Combine, blend" , "Blend, coalesce" , "Combine to form a single entity" , "Join into one" .)
'join forces' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for team up that I've seen before include "Brighton and Hove Albion following promotion?" , "Couple" , "Join" , "Unite for a common goal" .)
(Other definitions for link up that I've seen before include "Join, meet with" , "union" .)
'join forces' is the definition.
(thesaurus)
This is the entire clue.
(Another definition for gang up that I've seen is " Act as an organized group against someone".)