1 definition by Credit: Rakesh (aka da Rock) Rajput

-verb
Pronounced: (dow-knee)
To indicate interest in and or commitment.
*Normally used in conjuction with a motion of up and down head movement.

Ocassionally one might add Robert to the Downey in reference to Robert Downey Jr. who is infamously known for being "down" for anything. Indicated by the long list of charges on his public record.
Person A: "Eh you down to go to go to Morongo?"
Person B: "Yeah, I'm Robert Downey."
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