upcropping noun2 •Something that crops up, or occurs unexpectedly.You may find that upcroppings of guilt can plague you for months after a pregnancy loss. — 2004 •A rising outcrop.Cruising World Healthy trees draped in Spanish moss still thrived on these odd upcroppings of rock, some of which were surrounded by water now, and white with kittiwakes […] formsupcroppings