… means: snUB­BING someone in favour of your mobi­le PHo­ne. We’ve all done it: when a con­ver­sa­ti­on gets bor­ing, the urge to check out an inte­res­t­ing person’s Twitter/ Facebook/ YouTube/ Pinterest/whatever feed can be overwhelming.

Exam­p­le: I went out for a date with John­ny and he did­n’t stop phub­bing me the who­le time, it was so rude, I ended up lea­ving ear­ly! [source]

The fol­lo­wing video explains how this neo­lo­gism came into being:

And the fol­lo­wing com­mer­cial nice­ly comm­ents on ‚phub­bing‘: