Cracking
/ˈkɹækɪŋ/
verb
To form cracks.
“It's been so dry, the ground is starting to crack.”
To break apart under pressure.
“When I tried to stand on the chair, it cracked.”
To become debilitated by psychological pressure.
“Anyone would crack after being hounded like that.”
noun
The thermal decomposition of a substance, especially that of crude petroleum in order to produce petrol / gasoline.
The formation of cracks on a surface.
The production of a crack sound.
“the crackings of whips”
adjective
Great.
“The race started at a cracking pace.”
Enjoyable.
“We had a cracking time.”
adverb
Very, usually associated with praise.
“It was a cracking good show.”