D.F.S.

Dinny fink sae (or 'I don't think so') to disagree or indicate that a person may be 'Talking bollocks for Scotland'.

An example of its use: Macaulay: Yeah, I pulled this really good looking burd at the weekend Jonny: Dinny fink sae.

Macaulay: Yeah, I pulled this really good looking burd at the weekend.

Jonny: Dinny fink sae.