twll tin byd

Welsh

Etymology

Literally, world's arsehole.

Noun

twll tin byd m

  1. the arse end of nowhere, the back of beyond

Further reading

  • R. J. Thomas, G. A. Bevan, P. J. Donovan, A. Hawke et al., editors (1950–present), “twll tin (din) byd”, in Geiriadur Prifysgol Cymru Online (in Welsh), University of Wales Centre for Advanced Welsh & Celtic Studies