FICK'LE, adjective [Latin vacillo; Gr.; Heb. to stagger.] 1. Wavering; inconstant; unstable; of a changeable mind; irresolute; not firm in opinion or purpose; capricious. They know how fickle common lovers are. 2. Not fixed or firm; liable to change or vicissitude; as a fickle state.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI