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an acronym for "Back Yard League", an amatuer sports league commonly formed by high school boy who cosider themselves "a band of brothers". Activities range from hockey to partying.
Guy #1: "Hey bro. You going to play hockey later?"

Guy #2: "Nah man. Sage didn't invite me. He says I'm not in the BYL."

Guy#1: "Why am I talking to you again?"

Guy #2: "I was at the party at Ernies."
BYL by 1bigolnut March 24, 2010
Related Words
Bitch, You lying!
Debra: OMG, Last night I swear I saw Oprah driving downtown!
Candice: BYL, Debra.
BYL by BP&JELLY August 31, 2018
bye your life
it basically means kill yourself
kim: did you just eat my last cupcake
lana: yes. sorry
kim: byl. or go buy me another box
byl by ophilla November 5, 2022
Byler is the pairing of Mike Wheeler and Will Byers from Stranger Things. Arguably the strongest relationship on the show, byler shows real, genuine love, and the idea of what a healthy relationship is like.
Mike Wheeler, a boy in an age where it is shameful for men to show emotion, sheds a tear as he’s afraid of losing Will again.
Kathy, and intellectual: BYLER IS RE
Viewer 2: Shut up Kathy thats all you’ve been saying for the past 4 days
Byler by vsstrangerswift March 11, 2018
The only reason I’m not crying in my sleep
Don’t ship Mileven when you could ship Byler!
Byler by oovoojaver134 November 16, 2019
A ship between Mike Wheeler and Will Byers. It is also my OTP and no one can change my mind
Friend: Byler doesn't make sense, why do people ship it?!

Me, a simple Byler shipper: Boi you bouta catch these hands-
Byler by .:ST Fangirl:. August 31, 2019
More from Urban Dictionary

doorwall 

A door wall is a sliding-glass door or patio door. The term is yet another example of banal Michigan vernacular, where in the residents latch on to company names, trademark names, marketing terms and product names from local companies. The terms become embedded in the local vocabulary and eventually become accepted as actual valid words and phrases. In this case the term comes from Wallside Windows in Taylor, MI (a large window manufacturer), where 'door wall' is their created word for sliding-glass door.
"Bob! John's gonna bring over them doorwalls from Wallsides on Tuesdee afternoon 'round two-thirty. Get 'er done!"
doorwall by MaxSeven October 26, 2011
Word of the Day on November 15, 2026
Internet gaming term used for people who are insanely good at something.
Teammate wipes out the entire enemy team.
You: Holy shit, he's fucking cracked!
Cracked by Hwangje Hien April 22, 2020
Word of the Day on November 14, 2026
Millennial optimism may be gone, but Gen Z whimsy (WhimZ) is in.
WhimZ by WhimZ! November 5, 2026
Word of the Day on November 13, 2026
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