Read the dictionary definition of cracking. All definitions for this word.
1. the act of cracking something
2. a sudden sharp noise
1. the crack of a whip
2. he heard the cracking of the ice
3. he can hear the snap of a twig
3. the process whereby heavy molecules of naphtha or petroleum are broken down into hydrocarbons of lower molecular weight (especially in the oil-refining process)
4. very good
1. he did a bully job
2. a neat sports car
3. had a great time at the party
4. you look simply smashing
5. we had a grand old time
