Top Definition
A senior citizen, especially one that is verging upon infirmity and /or isn't completely aware of his/her/its surroundings or what constitutes appropriate contemporary behaviour.
Cf:Ger: "alte Kacker", lit. "old shitter"
"Yo! I hate it when those kackers can't read the "15 Items or less" sign at the express checkout."

"Change lanes right now. That kacker shouldn't be behind the wheel!"
by SWIZZBO February 13, 2004
6 Words related to Kacker
Some one who coughs while hacking someone
she is a kacker.
by kjghkjfgkljhfljh January 14, 2011

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