### Clue: Black egg carried back by boy is shattered after flight (3-6)
### Answer: JET-LAGGED 
 ### Explanation: Definition: shattered after flight
  JET(black geological material, derived from decayed wood under extreme pressure, used as gemstone) **plus** {**reversal of**(back) EGG **contained in**(carried … by) LAD(boy)}
Defn:  Feeling of being shattered after a long flight spanning time zones, resulting from the disturbance of your Circadian bio-rhythms