to only be about or like someone; to be loyal to one person
by 123456123457125372 April 17, 2016
To be there for someone no matter what. If your down for someone you’d do anything for them. Your loyal it applies to friendships and dating.
Babe I’m so down for you”

I’m down for you man”
by Bobbinajrthe3rd December 20, 2017
a way of asking a person whether they do illegal durgs
At the party I was about to bust out some lines so I asked Renea "get down do you? she said you know it!!" so I gave her some
by Kofi Renea February 16, 2006