When someone does something sexy and dirty at the same time
Oh that girl just scooped that chewy out of my mouth with her tongue while we were kissing that was serty
by Er1802 December 20, 2019
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Something that is sexy and dirty. More likely, someone sexy and dirty literally dirty, covered in dust, mud etc.

Word first used by Roxi L. and Ruxiii I. in 2009.
-Have you seen that biker finishing the enduro test?
-He's definitely serty.
by Roxi L. August 16, 2011
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Something that is sexy and dirty at the same time
That girl just stole the chewy that I had out of my mouth with her tongue while we were kissing that was Serty
by Er1802 December 20, 2019
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This word originates from sad and mortified- Sertified, shortened to Serti. easy confused with Certified or Certi but means something completely different; context is important.
Friend: How did she react when she found out you were with (Side chicks name)
Me: Man, she was serti
by CertiMike November 22, 2017
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