text door neighbour - definition and synonyms

noun
  1.   From our crowdsourced Open Dictionary
    someone whose phone number is one digit either side of yours

    Woody- 'Hey Dan, what happened when you got in touch with your text door neighbour?' Dan- 'Absolutely nothing with either of them- both were nutters!'

    The new year brings with it a new craze – it's time to message your 'text door neighbour' and wish them a happy new year.

    Submitted by Henry Firth from United Kingdom on 05/01/2016