Checker Motors Corporation: Company Analysis

Checker Motors Corporation, an automotive industry subcontractor that was once the builder of the Checker taxicab and the Superba and Marathon automobiles
Checker Taxi, a livery company (taxi service) founded by Morris Markin, that used Checker Taxi Cabs
Checker Records, a record label
The action that produces checkering, a surface applied to wooden gunstocks to provide a non-slip grip (see Gunsmith)
Chubby Checker, an American singer-songwriter best known for popularising "The Twist"
Check (pattern) a pattern consisting of squares of alternating colors