There are multiple artists with this name. Here are just a few.

1) Slick, real name Adam Lillis, the up and coming artist is the new voice for the Unspøken. Between pouring his heart out on every track and his heart breaking lyrics, he is here to remind you that you’re not alone.
While his music is inspired by The Kid Laroi, and Juice Wrld, he stands out with his genre bending sound that you’ll surely fall in love with.

2) David Poch, Professionally known as ‘SLICK’, is a Trap Producer/DJ emerging from the depths of Montreal, Canada - Most known for his edit packs & flips that have been heard all across festival stages and supported by the biggest names in the game such as: Flosstradamus, Marshmello, Boombox Cartel, ATLiens, Excision, RL Grime, amongst several more

3) Slick was a American disco group active between 1980-90. They were also backing vocalists for the Fat Larry's Band.

4)Slick is an American game developer and composer. He specializes in MIDI tracks and composing using the dirty sound of renowned synthesizers such as the KORG Triton and MU2000. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.