"What motivated him to throw a puppy at the Hell's Angels is currently unclear," a police spokesman said.

nom nom (informal) exclamation an expression of delight when eating.
pl. noun (nom noms) delicious food.
verb (nom-nom) eat delicious food with obvious enjoyment.
adjective (nom-nommy) descriptive of delicious food.
[origin - imitative; popularized by the noises made by the character Cookie Monster on Sesame Street (usually as "Om nom nom nom")]

As for "refudiate", well, I'm not yet sure that it will be includiated

Unfortunately refudiate won, though this does not mean it will be included in the dictionary:

As for "refudiate", well, I'm not yet sure that it will be includiated