'To crop up' definitions:

Definition of 'To crop up'

From: GCIDE
  • Crop \Crop\, v. i. To yield harvest. [1913 Webster]
  • To crop out. (a) (Geol.) To appear above the surface, as a seam or vein, or inclined bed, as of coal. (b) To come to light; to be manifest; to appear; as, the peculiarities of an author crop out.
  • To crop up, to sprout; to spring up; to appear suddenly. "Cares crop up in villas." --Beaconsfield. [1913 Webster]