Definition of griddy:
(n) :
A dance move in which a person alternatingly taps the heels, either in place or while walking, while swinging the arms back and forth; the move also involves holding one's hands in the OK gesture in front of one's eyes (known as "throwing one's Bs").
(adj) :
Resembling a grid.
(n) :
(uncommon, diminutive, Indiana) A player of gridiron (“gridiron football”) (American football)