Dropeen
A small drop, usually of milk in your tea. The een on the end makes anything small, as in dogeen or girleen.
Heard in Cork
Just a dropeen of milk in mine, Mam.

Shall I translate it into posh English for you, boi?
Ah, another curious mind! Here it is in posh English.
Merely the smallest drop of milk in mine, Mother.
Questions
What does dropeen mean in Ireland?
A small drop, usually of milk in your tea. The een on the end makes anything small, as in dogeen or girleen.
Where in Ireland do people say dropeen?
People say dropeen in Cork.
How do you use dropeen in a sentence?
“Just a dropeen of milk in mine, Mam.”
Updated
Same phrase, other counties
- Cork (not in the dictionary)