Colloquial (adj)
Def: language or words that are colloquial are used mainly in informal conversations rather than in writing or formal speech
Sentence: The new co-worker's rudeness soon began to use a colloquial expression to rub me the wrong way.
Def: language or words that are colloquial are used mainly in informal conversations rather than in writing or formal speech
Sentence: The new co-worker's rudeness soon began to use a colloquial expression to rub me the wrong way.