The act of drinking a dairy product from the rectum of a loved one, denoting extreme devotion or love.
"I loved him so much I would drink buttermilk out of his asshole"---The quote that created the texas milkshake
by TheTexan June 20, 2009
Whenever your companion squirts breast milk into the others mouth for enjoyment. Its a lot like a cum shot.
She gave me a Texas Milkshake last night.
by PussyPounder4000 March 01, 2019