a sexual act where there are 4 locations, 6 positions, 8 continuous hours and at least 10 times of sex.
mfn-"i can't believe we just did the 4-6-8-10."
tb-"it's crazy, i mean, we did it in the kitchen, the bath tub, on the wall and on the stairs."
mfn-"not just that but we did in 6 different positions!"
tb-" but fuck, 8 hours is a long time..."
mfn-"it had to have been at least 10 times."
by Jae S. September 23, 2007
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An expression used to alert predominantly white people that a large person or cop is coming.
*the police arrive at the party and walk in the back yard*
"10-4 she's large"
*the kids run away*
by John Katusa August 13, 2018
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When you see a fine girl (a ten) with a scrub guy ( 4). You holler out 10-4 good buddy
That guy must have money because the girl he’s with is out of his league. That’s a 10 -4 good buddy
by Q4 champ January 14, 2018
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The most definite response to something that will happen
Can you get a ball for $120? Yup That's a Double O 10/4 Fa Show!
by 00 Bad Ass September 19, 2009
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1. The slope of Jensen Ackles' beautiful booty

2. The only equation that actually matters
1. Fangirl: *sees picture of the Ackles ass* ASDFGHJKL SO BOOTYFUL!!! y=-(sin(x^(1.7/6)+4)+(1/x))+10!!!

2. Now that I know the equation that gives the human race life, I no longer feel the need to participate in math class. *drops out of school to watch Supernatural full-time*
by eat-the-fluffies-or-die April 5, 2015
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Synonym for FUCK!!! Can be used as noun, verb, adjective or adverb!
4-5-10, this situation I am in sucks!

It is soooo 4-5-10 annoying!
by ABSTAR2010 September 20, 2019
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Spending £4 for 10 items when you can get 15 items for £5.09
I paid 4 for 10, more commonly ‘I paid £4 for fucking ten
by MrDiddyDonut November 3, 2020
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