### Clue: Acclaimed old hack adopts customs (8)
### Answer: EXTOLLED 
 ### Explanation: Definition: Acclaimed
 [ EX-(prefix indicating old;former) ED(abbrev. for "editor";a newspaperman;a hack) ] **containing**(adopts) TOLL(a fee for a service or usage;customs – though the latter is a duty on imports or exports, whereas the former for the usage of, say, a road).