### Clue: Aiming quietly to come in before mother retires furious (7,3)
### Answer: HOPPING MAD 
 ### Explanation: Definition: furious
 HOPING(aiming for;aspiring to) **containing**(… to come in) P(abbrev. for "piano", musical instruction to play quietly) **placed before**(before) **reversal of**(… retires) DAM(mother;female parent of an animal, especially a domestic mammal).