gaff phone

A concoction of alcoholic beverages transferred into an empty 2L bottle of some sort and shared amongst a group of people leaving a house "gaff" party en route to a nightclub.

The name originates from North County Dublin, the bottle resembles a house phone, & everyone always wants to use the gaff phone!

Who wants to use the gaff phone?

Giz a shot of the gaff phone?

Who's next on the gaff phone?

by MalletMan December 13, 2016

Blow the Gaff

To knock one out on to a piece of cloth - in most cases a hankerchief - roll it up and hide it under the bed covers.

Guy: hey, why you late today? Been waiting for ages...

Friend: Sorry man, had to blow the gaff first.

Guy: Did you wash your hands?

by Crazy Meka September 16, 2009

gaff lighting

A garbled attempt at gas lighting that insults the intelligence.

Joe Biden was gaff lighting the country when he blamed the MAGAS for defending the police

by Captain Midnight September 15, 2023

Gaff

Used in Scotland for a party.

That gaff last night was pure mental

by HagisAh April 6, 2020

gaff

to shirk your responsibility off on someone else. the action of having been gaffed

He gaffed the trash haul off on Spenser. Spenser has been gaffed.

by pork chomp April 14, 2021

gaff

If someone’s having a gaff. They’re having a house party.

A party at someone’s house/flat/apartment

“Jay is having a gaff, you coming?”

by PolarGear May 13, 2020

JM Welsh Gaff

When someone says “sex” when they meant to say “Success” or vice versa. Originating from Popular YouTuber JackSucksAtLife who made this mistake in the now infamous “Poor Jack” moment

Interviewer Laura Rutledge had a JM Welsh Gaff this week when she asked Coach Saban how he dealt with “all the sex he been having lately,” when she meant to ask about his success late in the season.

by 010Rusty December 10, 2025