Added 9 October 2026 lennon noun Categories: PeopleRare Words noun ! Definition from WordNet 3.1, Princeton University. More about lennon at Wordnik → Where our words come from → English rock star and guitarist and songwriter who with Paul McCartney wrote most of the music for the Beatles (1940-1980). Related Words: mccartneymclennonleddylunneylydonglennonlooneyleonardlarneylaverylannenlonergan Back to today's word