3 ms·Fesses is from French, for instance.by abyssin 4y agoFesses is from French, for instance.Jarmsy 4y agoBut common in informal English as a shortening of confesses.wizzwizz4 4y agoIn my head, it's a conjugation of "fess", which is a shortening of "confess". (Until I thought of it that way I was thinking "I've never seen this before", despite the word being in my vocabulary.)wiredfool 4y agoI've only seen that as 'fess up'