the mero-a cinema on mary st
hairy lemon- a dog catcher in dublin
con maritn - a g.a.a.(dublin) player /soccer player, played for both ireland teams (north and south). played for drumcondra,leeds and aston villa.
dolly fossets- a brothel (i think around the winetavern st area of the quays.
bang bang - as explained by nollaigo.
brendan behen_ well known dublin writer.
fortycoats- a well known man who lived on the streets who was supposed to be a real gentleman. but people used to scare their kids by telling them johnny fortycoats will get them if they misbehaved (just like jonny darko or the bogeyman)
cisco kid- a popular tv western character.
hafner sausages- famous family (i think german who moved to dublin) butchers i have heard the sossies were absolutely delicious and a real treat to peopl at the time.
jacobs- buiscuit makers
tanner- an old brown note (money)
confo-confirmation (holy)
langers-drunk (now corkmen are langers slagging by dubliners)
longers- long trousers
alfie byrne- lord mayer of dublin
the pillar- nelsons column blown up by the IRA in   1966 was put in place in honor of the battle of trafalger. the corporation tried to remove it in 1876 but it was protected by the english government, so was not removed until the IRA blew it up.