A party invitation. Licensed from iStockPhoto. noun. The definition of an invitationis a request for a person’s attendance at an event. An example of an invitation is a printed card asking family and friends to come to the sender’s wedding.

Invitation cards are sent for personal events like a wedding, a birthday, a christening, or community events like a cultural program or school sports. In a business, invitations might be sent for a special event like a grand opening, or release of new product. 

A wedding invitation is a letter asking the recipient to attend a wedding. It is typically written in …. Theinvitation is typically a note card, folded in half, or perhaps French folded (folded twice, into quarters). Other options include a sheet of paper, …