Glug

n.

Heard in Cork and Mayo

A glob of spit containing more mucus than saliva.

In use

He went all the way up County hall just to glug off it onto the crowd below." "There was a big glug on the footpath.

Posh English

He ascended all the way to County Hall merely to expectorate a substantial gob of phlegm upon the crowd below. There was a large glob of mucus upon the footpath.

Same phrase, other counties