A punctuation mark used to precede a list of items, a quotation, or an expansion or explanation.
A colon is a punctuation mark that is followed in a sentence by a list, explanation, or quotation.
A colon is used to introduce a list and often after as follows.
A colon separates two main clauses. The second clause usually gives an explanation of what has just been stated in the first clause.
- This is what the two grandfathers do every evening: they spend hours chatting about everything under the sun.
- This is their arrangement: the wife cooks on Mondays, Wednesdays and Fridays, while the husband cooks on
What comes after a colon in a sentence can be a quotation.
It is used to separate the hour from the minutes when telling time.
A colon is used in a business letter.
- Dear Mr. President:
To Whom It May Concern: