i Register
In some senses, crump is marked as obsolete, UK, US. Watch for register when choosing this word.
noun
The sound of a muffled explosion.
And there was another bit [of a hymn]: ‘To an inheritance incorruptible. … Through faith unto salvation, Ready to be revealèd at the last trump.’ For ‘trump’ we always used to sing ‘crump.’ ‘The last crump’ was the end of the war and would we ever hear it burst safely behind us?
Crump, crack! A shell exploded near them and the whole aircraft yawned to port as if somebody had punched it through the sky.
verb
To produce such a sound.
“Mortars crumped, and from the high ground to the east and south came the shriek of 88-millimeter shells, green fireballs that whizzed through the dunes at half a mile a second, trailing golden plumes of dust.”
adj
Hard or crusty; dry baked
a crump loaf