the word craic has many, many meanings. it can be a description of a night out that was brilliant e.g. last night was great craic. Or if you say 'we were having the craic with those girls' means that we were having a laugh and banter with those girls. one can also say 'how was the craic?' to enquire 'was it good' to which one answers 'the craic was 90' if it was good or 'it was no craic' if it was not enjoyable

Irish word for fun/enjoyment that has been brought into the English language. usu. when mixed with alcohol and/or music.
'Bhi craic agus ceol againn' : We had fun and music.
Fun doesn't really cut it though. General banter, good times had by all.
Also, a person who is good fun/great company.

Irish word, refers to good times, as well as scandal/gossip/goings on. No real English equivalent.

What's the crack? What's the craic?
Officialy: What's the craic? Craic being an Irish language word for good times/ gossip/music/ drinking/ debauchery of any kind/ or good clean fun.
Not specifically linked to crack of the crack-cocaine definition.
If asked this question by an Irish person, you are expected to give a reply which includes information on how you are, what you are doing, where are you going, with whom are you going there, have you any interesting gossip one might like to hear about, and so on. It is a question to which there are many possible answers, and it is used with great frequency on the Emerald Isle.

Irish word for banter, having a good time.
Now used in colloquial English for describing a night out drinking.

The Craic (Pronounced ‘crack’) – An Irish word with no direct translation in English. Means partying, enjoying the company of others, having a good time and a fair amount more.

One elder statesman of the London Irish community advised us that "Craic" is an acronym as follows;

Ceol(Music)
Rince(Dance)
Amhrain(Songs)
Inis Scealta(Storytelling)
Cainte(Gossip)

Craic (pronounced "crack") is an Irish word with no direct translation in English.

It is generally used to describe fun, banter, a good time, etc.

It is used both in the Irish language and as a slang word in Ireland and Northern Ireland.

It is in no way linked to the English word "crack", although "craic" is often spelled as "crack" by those who are unfamiliar with the Irish spelling.

The Irish word "craiceáilte" (meaning "crazy", often used to describe a person who is wild and eccentric) comes from "craic".

Craic as a slang word in the English language has several applications:

1. To describe a person who is fun to be around

2. To describe a party or other social event that was very enjoyable, often ones involving alcohol

3. To ask someone how they are or to inquire about recent events/gossip

In the Irish language it is generally used to describe a social event