look up any word, like slope:
 
1.
This can be used when your mind has a sudden glitch, and you cannot think straight (like spaniels whizzing around your head). It can also be used to discribe someone crazy or just someone retarded.
'so i was just about to... wait where was i? bloody mind spaniels!'

or..

'i belive that man is carrying a touch of mind spaniels'
by Dyfrig May 10, 2010