This is a convention known as good-bad four no-trump, but South did not recognize it, and hesitantly bid five diamonds.

It is common in ghazals for the poet's name to be featured in the last verse (a convention known as takhallus).

And because of a convention known as price protection, the manufacturers had to reimburse the retailers for all the markdowns on aging goods.

The Constitution requires that voters be asked every 20 years if they want to hold a constitutional convention, known to lovers of shorthand as a con-con.

Midwestcon is an informal type of convention known as a "relaxacon," which means that it has no programming.

Many co-operatives (by convention known as co-operative societies) started out in a single village, town or city usually with just a single store.

The announcement came one day before the world's largest video-game convention, known as E3, opens in Los Angeles.

From this point forward, the event became an annual convention known as Balticon.

Zombie Squad's principal event is a convention known as Zombie Con.

Since its inception, the company has held an annual convention known as Wizefest.