pub

Etymology 1

Clipping of public house

noun

1. (UK, Ireland, Australia, New Zealand, Canada, South Africa) A public house where beverages, primarily alcoholic, may be bought and consumed, also providing food and sometimes entertainment such as live music or television.
   Reg liked a chat about old times and we used to go and have a chinwag in the pub. 1963, Margery Allingham, “Foreword”, in The China Governess
   From the ground, Colombo’s port does not look like much. Those entering it are greeted by wire fences, walls dating back to colonial times and security posts. For mariners leaving the port after lonely nights on the high seas, the delights of the B52 Night Club and Stallion Pub lie a stumble away. 2013-06-08, “The new masters and commanders”, in The Economist, volume 407, number 8839, page 52

verb

1. (informal, intransitive) To go to one or more public houses.

Etymology 2

Clipping of public server

noun

1. (video games, slang) A public server.
   Well there's private servers and then there's pubs that do their best to make sure everyone plays fair. The second option will be a lot easier to find. 2002, Sean C. Cunningham, “if you play on random public servers, you're an tool and have no right to complain about cheaters.”, in alt.games.half-life.counterstrike (Usenet)

Etymology 3

Clipping of publication.

noun

1. Clipping of publication.
   registered pubs

Etymology 4

Clipping of publish.

verb

1. (informal, transitive) to publish