### Clue: Call about returning soldier having reputation primarily as reckless gambler (4,6)
### Answer: HIGH ROLLER 
 ### Explanation: Call about returning soldier having reputation primarily as reckless gambler (4,6)
**HOLLER** ("call") *about* **<=GI** (*returning* "soldier") + **H**(aving) **R**(eputation) [primarly], so **H(IG-HR)OLLER