1) Bit of pet food 2) Cat dish tidbit 3) Coarsely ground grain 4) Dog bowl filler 5) Grind into pellets 6) Meal 7) Pet food pellet Found on https://www.crosswordclues.com/clue/kibble
• (v. t.) To bruise; to grind coarsely; as, kibbled oats. • (n.) A large iron bucket used in Cornwall and Wales for raising ore out of mines. Found on http://thinkexist.com/dictionary/meaning/kibble/
Kib'ble noun A large iron bucket used in Cornwall and Wales for raising ore out of mines. [ Prov. Eng.] [ Written also kibbal .] Found on http://www.encyclo.co.uk/webster/K/8