a person who moves from a developed country to an developing country with the intention of enjoying an easier way of life, often at the expense of the locals. For example, many English teachers in East Asia like to convince others that they are serving or sacrificing for the populations in which they live and work for a salary far above local wages, but in reality, they are taking advantage of the people living in the host country.
A person who takes advantage of any opportunity to achieve a goal by compromising principles such as morals, ethics & values regardless of the consequences of their actions, all for personal gain.
She doesn't care what she says or does or who she hurts along the way as long as she is getting what she wants because she's an opportunistic whore.
Person 2 "Is it within walking distance?"
Person 1 "Nah man we gotta get the bus..."
Person 2 "I'll pass thanks bro"
Person 1 "Damn it, you're such an opportunistic conveniencer"
Nicki used opportunisticoppression to get a first-class upgrade by revealing her pregnancy to the flight attendant, though you’d never be able to tell by how great she looks.