Definition of "boisterous"

ſtaggering like a quiuering Aſpen leafe,Fearing the force of Boreas boiſtrous blaſts.

c. 1587–1588, [Christopher Marlowe], Tamburlaine the Great. […] The First Part […], 2nd edition, part 1, London: […] [R. Robinson for] Richard Iones, […], published 1592; reprinted as Tamburlaine the Great (A Scolar Press Facsimile), Menston, Yorkshire, London: Scolar Press, 1973, Act II, scene iv

A new and elegant dress had been provided by Lady Anne for the second day, but it was of less costly material, and, by the same rule, considerably slighter; so that Fanchette suggested the idea of substituting a slip to make it equally warm, as the weather had set in cold and boisterous.

1842, [anonymous collaborator of Letitia Elizabeth Landon], chapter XLI, in Lady Anne Granard; or, Keeping up Appearances. […], volume II, London: Henry Colburn, […], page 219