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Name for a person who is not quite a relative- but is living with your relative. For example, when sombody's daughter is living with your son- she is your shack-in-law.
I do not like my shack-in-law, and think my son can do better than that.
by DOTK May 22, 2009
6 1

Words related to Shack-In-Law:

gold-digger leech quasi married shacked up sister-in-law