Р118
ПОЕХАЛ В РИГУ
old-fash,
euph ,
highly collVPsubj:
humanusu. past) to vomit,
usu. as a result of excessive intoxication
X поехал в Ригу - X puked
X tossed his cookiesX lost his lunch (supper
etc)X kissed the porcelain god.
(?) Apparently based on phonetic similarity of the words «Рига» (a city name) and «срыгнуть» (Mto vomit").