Beetle \Bee"tle\ (b[=e]"t'l), v. t. [imp. & p. p. {Beetled} (-t'ld); p. pr. & vb. n. {Beetling}.] 1. To beat with a heavy mallet. [1913 Webster] 2. To finish by subjecting to a hammering process in a beetle or beetling machine; as, to beetle cotton goods. [1913 Webster]