When a person goes on a trip and posts picture after picture on Instagram seemingly uncontrollably, filling everyones timeline with their overexposed and vignette filtered holiday snaps.
Hey, have you seen who's been Berlin?! She's got a bad case of Instagram diarrhoea, she's clogging up my feed!
by RichieBigTits October 4, 2016
Get the Instagram diarrhoeamug.