THC is insoluble in water, though it can be dissolved in melted butter and added to a milky drink.
Being an alcohol as opposed to an alkaloid, it forms an ester with organic acids. Tetrahydrocannabinoyl ethanoate is reckoned to be an amazing high. Unfortunately, making it requires ethanoic anhydride or ethanoyl chloride, which -- as they happen also to be heroin precursors -- are heavily watched. And just to make it more fun for anyone thinking of doing a synth-from-scratch, every intermediate stage in the preparation of ethanoylating mixture is potentially explosive .....
I'm sure Sprout will be along soon to correct my bad chemistry