An expression in the usage of a language that is peculiar to itself either in having a meaning that cannot be derived from the conjoined meanings of its elements or in its grammatically atypical use of words.
Idiom:
stack the cards/deck for or against (someone or something)
Meaning:
to arrange things unfairly for or against someone or something
Example:
The company is stacking the cards against some small sellers because of their strict standards.
List of common idioms, their meanings and examples of their usage in sentences
Idioms are phrases which cannot be understood simply by looking at the meaning of the individual words in the phrase.