An idiom is defined as - a group of words whose meaning is different from the meanings of the individual words.
Idiom:
not touch (something) with a ten-foot pole
Meaning:
to consider something completely undesirable or uninteresting
Example:
That car is dangerous and I would not touch it with a ten-foot pole.
List of common idioms, their meanings and examples of their usage in sentences
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.