The senior class planned an elaborate prank for muck-up day, but the principal caught wind and intervened.

At the charity gala, the high muckety-mucks exchanged polite smiles while planning the city's redevelopment.

Even the janitor feels nervous when the high muckety-muck walks through the plant.

The mucky-mucks arrived late to the meeting, expecting everyone else to wait.

She admitted that she had been mucking up the schedule and promised to fix it.

He always mucks up the final draft by adding unnecessary changes at the last minute.

He mucks about with the old radio until it finally works.

Despite the deadline, he was mucking about with the broken prototype instead of fixing the main issue.

The mucky mucks at city hall refused to meet with the protesters.

Every morning he de-mucks the garden pond so the koi can swim freely.