a person who takes advantage of any opportunity to achieve a conclusion, usually with no respect for concepts or effects.
Someone who takes advantage of any possibility to advance his very own circumstance, putting expediency above concept.
person who advocates or practices opportunism.
[capitalized] In French politics, a member of the part of the Republican celebration which thinks in regulating governmental action relative to situations, and not by dogmatic axioms.
generally speaking, one who takes benefit of opportunities because they occur; one that waits for an opportune time before attempting to carry into training or to urge upon other people the maxims or philosophy that he keeps; person who makes the most useful of circumstances while they occur; thus, one who is without satisfied principles or constant plan: against extremist.
Of, pertaining to, or feature of governmental party known as the Opportunists; therefore [lowercase], of or regarding opportunism, or the observance of a waiting plan; making the best of conditions while waiting around for a suitable time when it comes to proper performing of your respective views.
using immediate advantage, usually unethically, of any circumstance of possible advantage