The term 'drunken spree' can be broken down into three crossword solutions: BINGE (5 letters), BENDER (6 letters), and TOOT (4 letters). A 'BINGE' is an excessive indulgence in something, usually alcohol, over a short period of time. A 'BENDER' is a slang term for a drinking spree or a period of heavy drinking. Finally, 'TOOT' is a slang term for drinking alcohol. Therefore, the term 'drunken spree' refers to a period of excessive drinking.