Definition from Wiktionary, the free dictionary
ashtray (plural ashtrays)
Related terms 
receptacle for ashes
Proper noun 
- (poker slang) An ace and a three as a starting hand in Texas hold 'em due to phonetic similarity with "Ace-Trey"
- Rich McComas (2004-12-05), "Holdem Secrets - 400+ Pocket Cards", URL accessed on 2008-08-07.