" brother-in-law "

 [ "brother-in-law" ]

1:  The dude who joined your family because your sister got knocked up a month ago.

  * e.g.,  ...  My sister got married and i cant stand my new brother- in-law. Dont be actin' like a brother-in-law when playin' football. 

 [ "brother-in-law" ]

2:  When you take it easy on another person because you know them, esp. in sports

 [ "brother-in-lawing" ]

1:  Two or more people taking it easy on each other in order to not get hurt or suffer harsh consequences. Most people do not like or care for their brother-in-law, so they are falsely nice to them.

  * e.g.,  ... Two teammates are lazily going through football drills. Coach: Dag nabbit, y'all two quit brother-in-lawing it and hit each other! 

 [ "brother by law" ]

1: The relation that results from your sister marrying a meathead. AKA: bromo, the inconvenient meeting of brother-in-law and homo.

  * e.g.,  ... "My brother by law is such a bromo, he is in a Wham! "tribute" band, drives a mid 80s Dodge Charger, and has been to see Mamma Mia in the theater --- three times." 

 [ "Brother-in-law" ]

1: "He who fucks your sister" or "He who fucks my sister"

  * e.g.,  ... "This is John, my brother-in-law." 

 [ "Brother-in-law" ]

1: Your sisters husband or husband's brother, usually older. The guy at the family gatherings who makes you uncomfortable by getting drunk, staring and then shamelessly hitting on you then calls you a fat bitch to eveyone else. Monster In-law is oblivious to the disgusting ways of this child. The guy with a chip on his shoulder because he can't get it together and hold down a job.

  * e.g.,  ... I bumped into my Brother-in-law at the grocery store, he winked at me before his wife came back with grapes, then proceeded to tell her how ugly I am. 

 [ "brother in law" ]

1: Your wife's loser brother. Has tons of good ideas but needs to "borrow" a thousand dollars to get started. He's an expert at everything futile, worthless and unprofitable. He talks constantly.

  * e.g.,  ... Oh honey, I had to write Trent a check today, he is starting a business cleaning bicycles for the Salvation Army, he's going to make it big this time! We have to dear, you worked overtime for a month and he's your brother in law. Don't you love me? 

 [ "Brother-in-law" ]

1: n. A pejorative term for just about anybody who happens to be a douche. Doesn't have to be related.

  * e.g.,  ... Mike: "Jerry was at the gym today doin' what he do. Ol' brother-in-law talked my ear off for like 20 minutes and I couldn't think of a good enough excuse to get out of there." Joe: "Yeah, that dude is jerk." 

 [ "Eskimo Brothers-In-Law" ]

1: When two guys each have sex with a different full blooded sister.

  * e.g.,  ... what's up Joe, I just banged Becky. Really? I banged her sister! That makes us Eskimo brothers-In-Law! 

 [ "Eskimo brother in law" ]

1: When you think about your friends girlfriend while masturbating.

  * e.g.,  ... Hey dude i was thinking about your girl while i was jerkin it. 

 [ "double-brother-in-law" ]

1: Sister’s husband and spouse’s brother at the same time.

  * e.g.,  ... My double-brother-in-law is a good person.