In British English, the correct spelling is honoured.
"I am honoured to meet you, your majesty Queen Elizabeth".
In American English, the correct spelling is honored.
"I would be honored to meet President Obama".
The spelling honoured is the UK spelling.
The US spelling is "honored."
Frequently invitations will use the British spelling, "honoured."
honoured cheque
he was honoured by being famous
he is honoured as a national hero of jamaica.
Honoured Enemy has 336 pages.
Honoured Pilot of the USSR ended in 1988.
Honoured Navigator of the USSR ended in 1988.
Honoured Enemy was created on 2001-08-06.
Honoured Inventor of the USSR ended in 1991.
Time Honoured Tradition was created in 2005.
There are 2 syllables in honoured/honoredho/nouredho/nored
The word is spelled honor in the English version; Brits add a "u" for honour. If you lived in the Americas, teachers expect to see honor as the spelling.