To be on the sly, the active of sly. You can do something on the sly, maybe stealing something funny and legendary, like mine and Jimbo's road bollard. You could also have 'slying it'
"We took that bollard on the sly"
"Tonight we're slying it/on the sly"
"Come on lads, here we go, on the sly on the sly"
To do something on the sly is doing something sneakily, like a ninja.
"Check it out, I stole this on the sly."
"I'm skiving off school, on the sly of course."
To do something cunningly, preferably without any one seeing, apart from your best mate to prove you did it
"Hey Jo, see that girl there? Well we danced and she is now carrying my child!!!"
" Slllly!"
Shorter, easier way of saying
'on the sly' meaning 'in secret' or 'not obviously'.
Usually pronounced like 'ont sly' by people from the north of england.
Chloe: aww look at you, you're well excited on sly!
Amy: I so am not!!
abbreviation for "No, seriously"
I found the love of my life, no sly!
secretive, being very smooth or mischevious
Wow Kelly you are one sly dog
Did you see her jump that kid, she was so sly
so like when I'm imagining "sly" I just see a real slick looking dude just posted up against a suspicious building under a shadow.. zoom in and the fucker has a tooth pick in his mouth just so effortlessly sweet
that nigga think he so sly but he's white so...