Free teach-in

[Dirk Koopman]

Dominic Mitchell wrote:
> Daniel Dui wrote:
>> The catering services at UCL and Birkbeck specialise in stale dark 
>> water, which some believe to be coffee, and fossile sandwiches. 
>> Perhaps they are perfect for our friend Lusercop.
> 
> fossile or fissile?
> 

Although I am not certain the word is defined in the OED, I took 
"fossile" to mean: "fossil like", or older than the much maligned BR 
sandwich (although I would accept "ex-BR sandwich" as an alternative).