Word: SADSACK

The word SADSACK has appeared in at least 6 clues on different crosswords.

Clue(s)
Inept person: 2 wds. (slang)
Hapless sort
Not a happy person
Inept blunderer: 2 wds. (slang)
Inept person: 2 wds. (slang)
Extremely inept person