A fork of Rural Dictionary
The age in which it becomes socially unacceptable for a man to ogle and hit on any female under the age of 20. Its just creepy to see a dirty old man (age 30 and over) salivating over a hot young thing (less than 20 years old)!
It didn't bother me so much when Bill was 29 and hitting on the hot little 19 year-olds, but now that he is dirty thirty, it is just sad to watch.
An individual approaching the age of thirty, nonetheless in denunciation of the aging process and notwithstanding, insists on lying about their mounting years simply by acting the part. Sometimes called teenial. The denial of the teen years long gone by.
Big Gay Billy is so ‘dirty thirty’, even shopping at the Gap won’t help his plight. Being thirty is really dirty.
Time of day, specifically 12:30pm. Considered to be dirty due to the possibility of people who work 9-5 to use their work breaks for brief snippets of mischief.
James: When are you taking a break? Bob: Dirty Thirty. Going to go grab a beer and then come back.
When a woman reaches the age of 30 and becomes an insatiable nymphomaniac.
Susie hit her Dirty Thirty, and now there's no stopping her!
A thirty milligram oxycodone pill that has been pressed with unknown chemicals. Often cheaper than oxy’s from a script as you can tell they’re not from an industrial press.
Aye you got those dirty thirty’s? I got some dirty thirty’s for the low.
The age at which single women without children realise that their biological clock is ticking, As a consequence they may lower their standards and increase their willingness to perform sexual acts as a matter of desperation in order to find a mate/sexual partner. They may also attempt to hook up with younger males as an attempt to elongate their youth. The expression almost always refers to women, as men are thought to always be in this state.
"Lets go to club x and pull some dirty thirties..."