The point at which your WiFi signal is total crap but your cell phone refuses to switch over to using cellular data and your connection is useless, e.g., browser is stuck spinning, app is not responsive and won’t load new content.
Jane: Hey Jack, check out this photo I just posted on Instagram.

Jack: I can’t do crap on my phone right now because I’m stuck in the WiFi Butthole outside my home. Give me a minute so my phone will switch to cellular.
by smashdev64 April 12, 2018
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