Obs. rare1. [f. STALE sb.3 + -ING1.] = STALE sb.3 1.
1601. Deacon & Walker, Spirits & Divels, 230. [Like to] the craftie bird-catcher: who (while the silie poore birdes sit prying at, and playing with the whirligig, or staling before them) doth cunningly clap them
in his net.