tanstaach

acronym, also used as interjection, standing for:

there ain't no such thing as a champagne hangover

usually used, when people brag about their champagne consumption, esp. after they drunk large amounts of champagne for free. see also: domp

a: man, I've got such a hangover from last nigh's champagne galore, i really did domp me through

b: tanstaach!

a: wtf?

c: there ain't no such thing as a champagne hangover!