I. champ 1 /tʃæmp/ BrE AmE verb [intransitive and transitive] British English
[ Date: 1500-1600 ; Origin: Probably from the sound of eating ]
1 . to bite food in a noisy way SYN chomp
2 . be champing at the bit to be unable to wait for something patiently
II. champ 2 BrE AmE noun [countable] informal
[ Date: 1800-1900 ; Origin: champion ]
a ↑ champion :
the world champ