same as foul
to do something wrong, or to spoil something, especially by making mistakes
A scapegoat is a near essential in the U. S. Navy after a foul-up which costs Uncle Sam around $35 million.
She's all I have, and I'm not going to... foul up and lose her again.
Watch out for driftwood which may foul up the boat’s engine.
fouls up
fouling up
fouled up
There is no origin for this phrasal verb
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