### Clue: Queen meeting footballer's partner for a bet (5)
### Answer: WAGER 
 ### Explanation: Definition: a bet
 ER(abbrev. from Latin for the current Queen of England) **placed after**(meeting, in an across clue) WAG(footballer's partner, from the acronym WAGs, for "wives and girlfriends" of high-profile sportsmen, originally, of English footballers).