Islamic Interpretation of Dreams (Ibn-i Sirin):
Licking milk, water, honey or a dash of anything in a dream denotes frugality, tight handedness, or meager earning.
To dip oneâs finger in a plate of tasty food and lick it in a dream may denote a precious metal, a jewel, or a pendant.
To lick up oneâs fingers or any element in a dream means money, or benefits from the substance one is licking in his dream.
(Also see Electuary)