SPOT

noun

1. A round or irregular patch on the surface of a thing having a different color, texture etc. and generally round in shape.
2. A stain or disfiguring mark.
3. A pimple, papule or pustule.

verb

1. To see, find; to pick out, notice, locate, distinguish or identify.
2. To loan a small amount of money to someone.
3. To stain; to leave a spot (on).

adjective

1. Available on the spot; for immediate payment or delivery.