cracking
Concise Oxford English Dictionary © 2008 Oxford University Press:
cracking/ˈkrakɪŋ/
▶adjective Brit. informal excellent.
■ fast and exciting: a cracking pace.
'cracking' also found in these Oxford entries:
brown rot
- crack
- crackle
- fracture
- hawfinch
- knackwurst
- malleable
- nutcracker
- propylene
- snap

