Merry
Merry is Irish slang for pleasantly tipsy; a few drinks in and in good form.
Sure we were only merry, we weren't locked.

Greetings, dear reader. Would you like me to translate 'Merry' in use for you?
Honestly, we were merely pleasantly tipsy; we were by no means drunk.
Questions
What does merry mean in Ireland?
Pleasantly tipsy; a few drinks in and in good form.
How do you use merry in a sentence?
“Sure we were only merry, we weren't locked.”
Updated
On the list: Irish slang for drunk