SIP

verb

1. To ooze or pass slowly through pores or other small openings, and in overly small quantities; said of liquids, etc.
2. To enter or penetrate slowly; to spread or diffuse.
3. To diminish or wane away slowly.

noun

1. A small mouthful of drink

verb

1. To drink slowly, small mouthfuls at a time.
2. To drink a small quantity.
3. To taste the liquor of; to drink out of.