(born 1950) US comedian and talk show host; full name James Douglas Muir Leno. He hosted late night's The Tonight Show from 1992 to 2014, except for a period in 2009 and 2010 when he moved to prime time with The Jay Leno Show.
Definition of Leno, Jay in US English:
Leno, Jay
proper nounˈlenō
(born 1950) US comedian and talk show host; full name James Douglas Muir Leno. He hosted late night's The Tonight Show from 1992 to 2014, except for a period in 2009 and 2010 when he moved to prime time with The Jay Leno Show.