No offence is said before something that might sting. No offence, but the second half was dull.
It rarely helps, since announcing that no offence is meant tells everybody offence is coming. It is nearly always followed by but.
1phraseno offenceSaid before something that might sting.
“No offence, but I would not eat there again.”
no offence is a phrase.
Also accepted in games: no offense
no offense An ellipsis of I mean no offense or no offense meant.
Etymology from Wiktionary, CC BY-SA
Practised in Small Talk & Everyday Phrases