relative humidity

The perspiration that forms between the shoulder blades of your first cousin, while you are fucking her in the ass.

Uncle Mike ... the relative humidity sure is high in your daughters bedroom.

by maggotvommit April 17, 2004

relative humidity

the saliva left on your genitals after your cousin gives you oral sex

Man last night my cousin trina came over to my house. I just thought we were gonna hang, then a few to many beers. Damn the ho was down on me! ie. relative humidity!

by RD Machine January 10, 2007

relative humidity

The sweat that drips from your balls onto your sister-in-law's chin.

by Anonymous March 15, 2003

relative humidity

The sweat that drips off your balls when you bang your sister-in-law.

"The relative humidity was way high at my cousin's wedding".

by Mysteron August 04, 2003

relative humidity

A feeling of uncomfortable warm dampness while visiting in-laws or extended family.

Bob: How was the reunion?
Sam: Fine, except for all of the relative humidity.

by dintx March 05, 2011

Relative humidity

The sweat between two cousin's having sex together.

The relative humidity had to be %90 between aunt Mary jo and cousin Clem

by Evil Jokester October 20, 2019

relative humidity

The sweat that rolls off of your back while banging your sister-in-law.

The relative humidity was 100% while I tapped dat ass.

by trig February 17, 2005