The action of inserting one's hand into another person's armpit and rapidly wiggling as a salmon would wiggle it's tail when swimming. Simultaneously shout 'sneaky salmon' to notify the one who is being sneaky salmoned.
Dude I just sneaky salmoned the shit out of that girl's armpit.
A bitch that isn't an outright bitch (so that you can't accuse them of being a bitch), but knows they're being a bitch through their actions toward you. Can be heard in The Weeknd's "Often."
Sarah: "Emma was talking shit about you before practice."
Julia: "She just smiled at me when I walked in and said she missed me."
Sarah: "Emma is a sneak bitch."
When you are in the passenger seat next to a friend/family member on the way back from getting takeaways from a drive-through, and you slowly start consuming the contents of the bags/packaging on your lap, i.e. chips, drinks.
Dude 1: Holy crap, by the time we got back from McDonalds last night, Jason had eaten the whole fucking bag of fries.
The name for a deviant sexual act where a male third party intrudes on a heterosexual couple's act, then forces anal sex with the female partner. The third party is usually a friend of the initial male partner.
Actual message board topic:
Subject: "Can you be charged with rape for doing the sneak king? (suprise butt sex)?"
Body: "You bring a girl back to your place and start having sex with her on top. Then when she is really getting into it your buddy, who she doesn't know about, comes out of hiding and sticks up her anus and says sneak king *****"