Juicer is a word commonly used by Twitch streamer xQc. Juicer has different meanings depending on its context.

1.Something that is fulfilling, which has The juice. xQc defines "the juice" as, "The juice is whatever you make it. It can be anything. Nobody can define what it is for you, you know what the juice is right. For me, like sometimes, I think the juice is whenever I win I Pop Off right... maybe your juice is when you do a nice piece of art."
2. An adjective to describe something that is high quality, awesome, or hype-inducing, such as a banger.
3. An object.

4.A body part, mostly applied to sexual body parts.

Fuck Donald trump, AKA the worst president ever.

someone who uses steroids to get muscular

A man who fucks melons

Another term for perfectly proportioned large and voluptuous breasts.

A Juicer is a kid who does not attend school, but rather plays Fortnite all day long. They are obsessed with rap, specifically Juice Wrld, and they blast it in their microphones while gaming. A Juicer is obnoxious and always has TTV and Claps/Clapz in a username. They always find a way into your party!

an alcoholic...especially one who prefers wine over other alcoholic substances.