A slippy eel adjective is used to describe someone on the highest level of lurking, able to 'slip' in and out without even being noticed gives them the ability to creep up on you and slip dog the hell out of you. Known for their monotonous voices, pot-bellies and dopey characteristics.
Connor: 'Quick Redders, slip dog's about!'
Redders: 'Ah cheers man'
Neil: (Monotone voice) 'I'm gonna have to dock you for internet use Aaron'
*Neil slips out the room*
Redders: 'FUUUUUUUUUUUUUUUUUUUUUUUU-'
Connor: 'His one Slippy Eel'
Redders: 'Ah cheers man'
Neil: (Monotone voice) 'I'm gonna have to dock you for internet use Aaron'
*Neil slips out the room*
Redders: 'FUUUUUUUUUUUUUUUUUUUUUUUU-'
Connor: 'His one Slippy Eel'
by RED-CON-HI June 29, 2011
 Get the Slippy Eelmug.
Get the Slippy Eelmug. by BANTZ98 June 12, 2016
 Get the slippy gmug.
Get the slippy gmug. The act of a girl tightening her vaginal muscles on command as you're ejaculating; giving you the most intense orgasm you'll ever experience in your life. Then she ghost you leaving you psychologically scarred.
by KFCTHATSFRIED May 6, 2020
 Get the Grippy Slippymug.
Get the Grippy Slippymug. Guy 1: I heard DJ Slippy is gonna be at the Blarney tonight.
Guy 2: Guess we arent getting any puss tonight
Guy 2: Guess we arent getting any puss tonight
by Bass Casserole February 4, 2021
 Get the DJ Slippymug.
Get the DJ Slippymug. A song by the band Underworld from 1996.  Used in the 'Trainspotting' (1996) soudn track.  Usually refers to a person under the influence of drugs.
by Martin C March 10, 2004
 Get the born slippymug.
Get the born slippymug. A super special wank where the lady oils her hands up and slowly wanks off her lucky fella to a huge jizz explosion
Kate thought she would spoil Danny by oiling up for a nice slow saturday night slippy wank. Jizz got EVERYWHERE.
by Misskittybubble December 2, 2018
 Get the Slippy Wankmug.
Get the Slippy Wankmug. Hey, Michael and I went out last night and banged the fuck out of some slippy women, too bad about that wart, though.
by Myrfyr June 21, 2022
 Get the Slippy Womenmug.
Get the Slippy Womenmug.