Often implies that the person lacks ethics or principles when taking advantage of situations. Leaders criticized his opportunist dealings during the crisis.
Pro Tip 2/3
Strategic vs. Opportunistic
Unlike strategic people, opportunists don't have long-term plans and may seem unpredictable. He's not strategic but an opportunist, seizing any chance that comes.
Pro Tip 3/3
Contextual Usage
An opportunist is often associated with seizing unexpected, sometimes controversial, opportunities. The city's housing crisis turned her into a real estate opportunist.