What does "elusive" mean?

Elusive: Tending to elude; using arts or deception to escape; adroitly escaping or evading; eluding the grasp; fallacious. Elusive of the bridal day, she gives Fond hopes to all, and all with hopes deceives. Pope. -- E*lu"sive*ly, adv. -- E*lu"sive*ness, n.