How do you spell Loaf

Available Definitions:
1)  n. - Any thick lump, mass, or cake; especially, a large regularly shaped or molded mass, as of bread, sugar, or cake.
2)  v. i. - To spend time in idleness; to lounge or loiter about.
3)  v. t. - To spend in idleness; -- with away; as, to loaf time away.