Someone who may be of some Irish decent, but was not born in Ireland and doesn't have an Irish last name, yet fully associates and acts as if he or she were full blood Irish.
Even though Robb went all out for St. Patrick's Day, he was born in Connecticut, and is therefore Iwish.
iiwii - pronounced ('e'-'wee') - It Is What It Is. 1) An all encompassing short word to sum up an agreed upon and or well understood simple and obvious situation or action. 2) A simple reply to an obvious statement of fact of which there is little or nothing that can be done to change the situation or action.