The Collaborative International Dictionary of English v.0.48:
Busy \Bus"y\ (b[i^]z"z[y^]), v. t. [imp. & p. p. Busied (b[i^]z"z[i^]d); p. pr. & vb. n. Busying.] [AS. bysgian.] To make or keep busy; to employ; to engage or keep engaged; to occupy; as, to busy one's self with books. [1913 Webster] Be it thy course to busy giddy minds With foreign quarrels. --Shak. [1913 Webster]