Sickle

n.	1.	A reaping instrument consisting of a steel blade curved into the form of a hook, and having a handle fitted on a tang. The sickle has one side of the blade notched, so as always to sharpen with a serrated edge. Cf. Reaping hook, under Reap. When corn has once felt the sickle, it has no more benefit from the sunshine. - Shak.
	2.	(Astron.) A group of stars in the constellation Leo. See Illust. of Leo. Sickle pod (Bot.) a kind of rock cress (Arabis Canadensis) having very long curved pods.

Noun

1.

sickle - an edge tool for cutting grass or crops; has a curved blade and a short handle Synonyms: reap hook, reaping hook

To see a sickle in your dream, is symbolic of your labour and hard work. The symbol may also be a pun on "sick".edge tool, haft, helve, reap hook, reaping hook