be tainted by (something)

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be tainted by (something)

1. To be expose something to or contaminate something with some substance or agent that is infectious, toxic, or otherwise dangerous or unpleasant. Officials have confirmed that the water supply has been tainted by lead. They have been forced to recall nearly 3 million tons of canned tomatoes that may have been tainted by botulin.
2. To be spoiled, ruined, or degraded by the presence or introduction of something terrible, tragic, or deeply unpleasant. Their victory has been tainted by the many lives lost in the battle. It's a shame seeing such an incredible career being tainted by this scandalous behavior.
See also: by, taint
References in periodicals archive ?
The eflags register of the conditional jump instruction at the checksum point must be tainted by recalculated checksum value, so rule H1 can be used.
As always good can be tainted by bad and the injury to Ian Westwood is disappointing to him and the team as a whole as he has been brilliant while standing in for Darren Maddy.
Although Abramoff and Toward Tradition were on the periphery of the Orthodox community, many Orthodox Jews worry that they will be tainted by association.
Application: Food products should never be tainted by the paper used as packaging.