A combination of the words suck, lick and taste.
John was worried there might not be enough slaste in the turkey he prepared for his Thanksgiving dinner.
by Deanomark April 27, 2023
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A word meaning the same as "owned," "pwned," "pwnz0red" or any of the ridiculous and pathetic l33t terminology used online and in groups of nerds. Its primary usage though is to stand-in for the words "owned" or "pwned" and make nerds use it to sound even more like idiots. It's a completely false word, and only exists to torment losers.
"That chicken pot pie got slasted!"

or

"Yesterday I was walking behind this old man. Suddenly his cane gave out, he fell, and he broke his hip! He got SO slasted!"

Well done Friar Tuck, well done you dumbass.
by K.A. Stohvo June 5, 2005
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A word describing a song that is neither slow nor fast, and very difficult to dance to because of its indecisive speed.
"This club sucks. They've played nothing but slast songs all night."
by MousePi September 28, 2009
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noun: Derived from the words "slow" and "past". An outadated and uptight ritual, routine or unappealing fashion that some women believe is worth the mental and physical energy for a better standard of living, but isn't, as it never contributes to anything in any useful way.
politically incorrect syn: gay
adj: slasty/
Royal Dalton figurines, sitting uncomfortably with legs crossed at the ankles and tucked to one side when wearing a skirt, pleated pants up at the waist, saying "chesterfield" when you can just say couch.

Mag: " Goodness, don't you think nursing in public is so unladylike"?
Julie: " Um, and don't you think you're being totally slasty"?

Vivien: " We should put on our lipsticks quickly before our husbands come back with the croissants".

Amy: "That's so slasty".
by jaysensi May 13, 2010
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An expression referring to someone being impressed by another person’s unique style and presentation of self.
When Antonio Tucket walked out of the salon, he was effortlessly oozing more slaste than I had ever seen.
by Deanomark April 30, 2023
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