Lewis & Short

1. pullŭlus, i, m. dim. [1. pullus].

  1. I. A young animal, a chick, young dove, etc.; as a term of endearment, dove, chick, etc., App. M. 8, p. 577.
  2. II. Of plants, a sprout, young twig, Plin. 17, 10, 12, § 65.