backwash

to take a mouthful of drink from a container (cup/glass/bottle) and spit it out back into the container in which saliva and bits of food go back in with the drink

Someone eats a carrot sandwhich and becomes an arsehole by taking a mouthful from their cup and spitting it back in which bits of bread and carrot go into the drink with saliva=backwash

by bread infection October 23, 2005

Backwash

When a guy or girl cums in your mouth and you hold it in your mouth only to deposit the goods into their mouth

Man that chic looked like a geyser when I give her a backwash. Dude that's awesome. Next time I see her I'll call her old faithful.

by BigDaddy_P April 8, 2017

brazilian backwash

A sexual act in which the female stands over the male, who holds his anus agape while the female fingers herself until she squirts into his anus.

Tony got some good brazilian backwash last night!

by Bananatee January 15, 2014

Backwash

Backwash is when particals in your mouth, (eg. food) are pulled back into the bottle by reverse suction.

Oh man, check out the backwash crackers in that bottle.

by Tim Wells September 26, 2005

backwash

drinking something and spitting it back out into the bottle

eww you backwashed that, i'm not gonna drink that!

by j00l.i.e April 26, 2003

brownie backwash

The melted, soupy leftovers of a hot fudge brownie sundae that was shared by three or more people at a national-chain restaurant.

No one at the table wanted to finish our dessert because all that was left was brownie backwash.

by FoodLuvr January 11, 2004

Backwash

The sediment and/or particles of whatever you're eating that ends up in your drink.

William- "Hey Sven, what are those floatin' things in your cup of Perrier?"

Sven- "Just some backwash of water chestnut and sesame"

William- "Why on gods green earth were you eating water chestnuts and sesame seeds?"

Sven- "I.. dont.. know..."

by The_Buddy August 22, 2011