urban myth 
(also North American urban legend)
noun
A humorous or horrific story or piece of information circulated as though true, especially one purporting to involve someone vaguely related or known to the teller.Starting with a friend's e-mail claiming a renowned urban legend as a true story about a mate, Manford reveals the truth about countless childhood horror stories....
- A more obvious type of myth is that of urban legends, improbable stories of events happening to unknown people on an unspecified date.
- We are not talking about armour here, we are talking about email chains that get circulated, some of which become urban myths and some becomes information and news to others.
- aletaster
- alethic
- alethiology
- Aletschhorn
- alette
- aleukaemic
- aleukemic
- aleuromancy
- aleurone
- aleuronic
- Aleut
- Aleutian disease
- Aleutian Islands
- Aleutian Range
- ale vat
- A level
- a level playing field
- alevin
- alewife
- ale wort
- Alexander
- Alexander Archipelago
- Alexander, Grover Cleveland
- Alexander, Harold
- Alexander Nevsky