the last word in

the last word in something

the best or most modern example of something In the '70s, the magazine was widely viewed among young people as the last word in humor.
See also: last, word
References in periodicals archive ?
Snooping neighbors, jilted boyfriends and girlfriends, people looking for the last word in an argument: They call all day long.
Schlage's commitment to top-line security has resulted in Primus -- the last word in key control.