pulled a scottie

when one person does or says something that prevents another from scoring with the other sex. Also known as a cockblock of massive magnitute

I was so in that girls pants until john pulled a scottie and told her i had herpes!!

Pulled a Scotty

Colloquialism for lying named after the Prime Minister of Australia after Facing multiple accusations of lying, Prime Minister Scott Morrison says he is not dishonest then went on Radio and confessed to Neil Mitchell show: "Have you ever told a lie in public life?"
Scott Morrison: "I don't believe I have no, no."

Yeah mate he pulled a scotty, he said he wasn't in Hawaii but his Instagram stories tell a different story.