A ten dollar bill. [A double sawbuck is a twenty. Read Dashiell Hammett or Raymond Chandler to see fin, sawbuck, and double sawbuck in action.] Example: The cost to get into the club has gone up to a sawbuck now.
SAWBUCK
Meaning of SAWBUCK in English
Slang English vocab. Английский сленговый словарь. 2012