Nah... it’s definitely “killer-meter”.
Many more:
“our”, “hour” or “ours” etc... mysteriously acquiring an extra W to rhyme with “shower”/“showers”
“Cool” and “school” becoming “kewel” and “skew-well”,
“Girl” becoming “grill”...
Take a train trip on the Bankstown line mid afternoon (say 3-4pm) and keep your ears open. It’s sad to hear such mangled English, yet that from lot the next generation of teachers will be spawned.
Whatever happened to good ol’ ‘strine.