noun a kind of plain, coarse fustian.
2. pillow ·noun a block under the inner end of a bowsprit.
3. pillow ·noun a piece of metal or wood, forming a support to equalize pressure; a brass; a pillow block.
4. pillow ·vt to rest or lay upon, or as upon, a pillow; to support; as, to pillow the head.
5. pillow ·noun anything used to support the head of a person when reposing; especially, a sack or case filled with feathers, down, hair, or other soft material.