
1) GI of a sort 2) Army cartoon character 3) Blunderer 4) Born loser 5) Bumbler 6) Cartoon private 7) Comic-strip soldier 8) Debbie Downer 9) Gi washout 10) Hapless one, slang 11) Hapless WWII cartoon GI 12) Hopelessly inept fellow 13) Ineffective soldier, slang 14) Inept person 15) Military blunderer, slang
Found on
https://www.crosswordclues.com/clue/sad-sack

The Sad Sack is an American fictional comic strip and comic book character created by Sgt. George Baker during World War II. Set in the United States Army, Sad Sack depicted an otherwise unnamed, lowly private experiencing some of the absurdities and humiliations of military life. The title was a euphemistic shortening of the military slang `sad ....
Found on
http://en.wikipedia.org/wiki/Sad_Sack
[Arrested Development] This category lists the Assemblies forming government in Nunavut`s history ...
Found on
http://en.wikipedia.org/wiki/Sad_Sack_(Arrested_Development)

Sad sack is American slang for a characteristically depressed or confused person.
Found on
http://www.probertencyclopaedia.com/browse/ZS.HTM
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