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Sustainable Aviation Fuel

(Acronym: SAF) A term used to describe an aviation jet turbine fuel that meets the criteria of the Sustainable Aviation Fuel Users Group (SAFUG) and/or the Roundtable on Sustainable Biofuels. It is typically created from second generation biofuel feedstocks, such as algae.
"Sustainable Aviation Fuel is going to revolutionise the airline industry"
or
"SAF is a good investment"
by dictionaryonline789 January 7, 2010
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Sustainitarian

Person who will not eat meat unless it is sustainably derived. This means the person will only eat free-range meat, grass-fed (beef), with no additives.
For his new year's resolution, Alex decided to go sustainitarian. He always asks the waiter if the meat is free-range, oftentimes embarrasing the restaurant. To this day he has had to settle with vegetarian options.
by Sustainitarian March 10, 2011
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Related Words

sustainabaiting

Debating sustainability in an eco-enviro sense.debating the enviroment using political standpoints of eco-economy based on nothing more than the finacially motivated dribble we are fed to help the tax gain popularity.with tongue in cheek referrence to the moral code that is expected which we all know doesnt exist in the world of big business-Sustainabait- the term intentionally includes conontations of masturbation. Masturbating verbally. sustainabaiting is tongue in cheek & generally understood as a cynnical term for a form of verbal diarrhoea or otherwise known as oral maturbation.
Mary-I have a tute today in enviro.
Tom-Oh so do i would you like to catch up for coffee afterwards and sustainabait until the next lecture?.

Mary- did you hear josh and claire at the party last night,

Tom- yes i did they got caught up in sustainabaiting like pillars of the community for hours.
Mary- I think Clair should be a politician as her arguments made more sense the drunker she got.
Tom- Haha yes but i guess they where her same old arguments as she always has its just they seemed more believable because we where getting drunk also.
by twistedmr September 10, 2011
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sustainable dolphin

wow, me and mike, were having a sustainable dolphin!
by cowandmoo October 18, 2011
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Sustache

A swath of facial hair grown to ward off enemies and, consequently, any potential mates;

When a mustache is unavoidably suspicious & disconcerting.
"Is it just me or was that UPS guy giving off some kill-you-in-blue-lipstick vibes?"
"Don't overthink it -- he's just sporting a major sustache."

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"I almost had her number," Stuart thought to himself.

He didn't realize his sustache was ensuring his worst fear of dying alone.
by Menorah January 8, 2015
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Skust

Airborne skin particulate that resembles a dust cloud.
There was so much skust in the air when she pulled the blanket off that old lady!
by Oh Well Oh Well May 13, 2016
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sustified

Justifiably satiated
Johnny ate six large pizza's, after which he was sustified.
by Korchid Sassafrass June 4, 2018
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