A lecture which a student turns up to, only to realise that there is neither lecturer nor other students anywhere to be seen, even though said student is certain he/she is in the correct place.
noun. Phantom lecture

Person A: "how was your lecture mate?"

Person B: "Shite. went all the fucking way into town, only to find it was a bloody Phantom Lecture. Theres £2.40 on the bus i could have done without wasting."
by jonnytee November 19, 2009
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