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Slifer Slacker 

A person who tries to slack off in a card game.
Stop slacking off you slifer slacker!
Slifer Slacker by Mikethunders100 December 27, 2017
Related Words
slief • slef • shief • SLIF • slife • Scief • skief • Slifer • sliff • spief

Slidfickle 

Friend 1: Dude, I just found my dad's old porn magazines
Friend 2: Oh yeah?
Friend 1: I bought some lube and had the greatest slidfickle ever.
Slidfickle by enitnelavllij October 22, 2009
A scammer and a thief. Typically used when someone scams to steal something from you.
He scammed me and took my credit card. Yusuf is such a scief.
scief by rajt17 December 21, 2019
The slang word "slef" is an abbrevation of "Self" which is an abbrevation of "selvfølgelig". The danish word is a translation of the word "of course". The adjective is mostly used by street pimpz from the Aarhus area , Denmark and consists approximately 40% of their vocabulary.
Example 1.
A: Are you going to watch the match?
B: "Slef" I am.
Slef by asian truth November 5, 2013

Slimfast Wallet 

complete opposite of a fat wallet, a slimfast wallet is very slim or completely empty, not a good sign for the chicks.
Will: going out tonight with some girls, you down?
Steve: nah, cant, I got a Slimfast Wallet today
Will:you broke bastard!
Slimfast Wallet by Ya Boy Trax June 18, 2010

Siefer Math 

The math used to determine whether or not Outbound is up or down on cases.
Utilizing Siefer Math, Outbound cases are up 1,738 even though carton length was 25-inches with Scotts on three lines and big Sterilite on the other with tile and four-foot Philips coming through CCS.
Siefer Math by LLD-NLD-4419 June 22, 2018
More from Urban Dictionary

piddlefart

verb. To waste time doing nothing.
Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026

square grouper

Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
A girl who does ballet and only talks about ballet. Her schedule is filled with dance classes which does not allow her to do any other activity.
"Hey, do you know that girl Sally?"

"Yeah, she's kind of annoying. All she ever talks about it ballet."

"Wow, what a Bunhead."

"Hey Sally, you want to hang out this weekend?"
"I can't, I have dance."
"You're such a Bunhead."

"Yeah... I know."
Bunhead by Jen00 October 24, 2014
Word of the Day on October 6, 2026

trucker's tan 

A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.
Word of the Day on October 5, 2026
The phenomenon where adults salivate at children's toys
Every time I walk into the toy aisle, I catch myself kidulting over the latest action figures and LEGO sets!
kidulting by Emotional Cruiser October 12, 2025
Word of the Day on October 4, 2026
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