Brum
The Century Dictionary and Cyclopedia
To hum; murmur.
noun.
A slangy contraction of
brummagem.
Word Usage
"Report this comment andy in brum. .sadly, the story is deadly accurate and not the testicles you suggest!"
Rhyme
Words with the same terminal sound
Krum
Mum
alum
become
bum
suggests
brim