noun

a letter telling you that someone has received something you sent them

noun

a letter written on one piece of light paper that is folded over to form a type of envelope and is sent by airmail

noun

a written reply to something such as a letter or an advertisement

noun

a letter asking for money, usually written by a poor person to someone they know is rich

noun

a letter expressing your love for someone

noun

a letter sent to several people asking them to send a copy of the letter to several other people. The letter often contains a threat that something bad will happen if it is not sent to other people or a promise of money if it is.

noun

a document, especially a letter or advertisement, that is sent to a lot of people at the same time

noun

a letter that you send with something, to explain what you are sending or to give extra information

noun

a letter that can neither be delivered nor returned to anyone, because the addresses are missing or not complete

noun

a letter that you send to a man to tell him that you are ending your sexual or romantic relationship with him

noun

something that is put in an envelope along with a letter

noun

a piece of writing in the form of a letter

noun

letters sent to a particular famous actor, singer etc by people who like them very much

noun

a standard letter that is used especially by businesses for a particular type of situation

noun

extremely unpleasant letters sent to someone, containing threats or offensive remarks

noun

a message that you write on a piece of paper and send to someone

noun

a letter telling someone how much you love them

noun

a letter, especially a long or important one

noun

written information sent regularly to members of an organization, containing news about events, activities etc

noun

a short letter to someone

noun

a letter that is addressed to a particular person or organization but is published in a newspaper so that everyone can read it

noun

a cruel or offensive letter that has not been signed

noun

a letter sent in this way

noun

a letter that tells you that you have not got a job or a place on a course of study

noun

a letter or note that reminds you of something that you need to do or need to remember

noun

a reply to any question or letter

noun

a letter or document signed by a lot of people, usually as a way of protesting about something

noun

a letter or greeting that is sent to a lot of people at the same time, for example with news about your family at Christmas time

noun

a letter written by a company or organization to send a reply or general information to many people

a letter that you write or a book that you write in to show that you are sorry that someone has died