1 definition by Madman6556

Apart from being a FANTASTIC word, this means when you have more than one vowel on a single syllable.
Although, it is much more entertaining to come up with your own definition.
Person 1: Hey, did you realise the word 'computer' has a dipthong in it?
Person 2: no
Person 1: com-p-ee-oo-ter.
Person 2: great, fuck off
by Madman6556 October 20, 2014
Get the Dipthong mug.