Sneakrim 

The act of surprising your partner with a rimjob during oral sex. This is often given to someone who has never received a rimjob in the past.

Hey, how'd it go last night with Rachel?

Great! She said she wasn't into anal, so I gave her a sneakrim.

And?

She asked me to keep going.

Sneakrim by CarTripin May 22, 2014

Sneaky Fraser

To slip a finger up the lady's arse whilst she cums from oral sex without any warning

Dude I gave her a sneaky Fraser last night

Sneaky Fraser by Evie one June 7, 2014

Sneaky Wank 

A technique used by Corrode to polish one off in a room of men.

Fucking Corrode just had a sneaky wank in the bedroom!

Sneaky Wank by Guarana June 28, 2014

Sneaky Porn 

SKEAKY PORN:
(Snē•kē - pôrn)

1. VERB: The act of surreptitiously placing pornographic images in hidden, unexpected places, whereby a person would unlikely, yet eventually stumble upon it.

See: Sneaky Poo

2. NOUN: Pornographic images that are found after being purposely hidden in unexpected places as a practical joke.

1. "We're gonna Sneaky Porn that house!"

2. "I just found Sneaky Porn in my fireplace!"

Sneaky Porn by Tristessa_27 October 8, 2014

sneaky poop 

Noun
1. A trip to the bathroom executed, typically by a female, in an extremely secretive fashion.

Verb (used with object)
2. To poop without being detected by that of the other sex.

Ever since I caught my girlfriend dropping a sneaky poop it's taken our relationship to another level.

sneaky poop by GirlzDontPoop March 1, 2015

Sneaky Ninja 

The Sneaky Ninja is a way of hiding your erection whilst in your jeans at a lap-dancing club, the art of tucking it away so they can't grind extra tips out of you.

So did she get you hard? Yeah but the ol sneaky ninja didn't give it away.

Sneaky Ninja by MilkyBarKid15 September 27, 2015

Sneaky skunk 

While a female is in doggy style position she farts in the nose of her partner as his tounge is buried deep inside her snatch.

The dirty bitch gave me a sneaky skunk while I was ploughing her pussy with my tounge

Sneaky skunk by Condoar October 20, 2015