To go on a mini-expedition. This might involve negotiating treacherous terrain, having strange adventures and meeting randompeople. It will definitely involve having an amazing time...
I had the most amazing day missioning
Let's go missioning again really soon
A Galway term to describe the pulling of an undesirable face during a photo. Usually the more ridiculous the appearance of the facial expressions the more mannioned a person appears.
'Braa you pulled a mannion in that photo' 'dude I know I was so mannioned in all the photo's' 'Yeah braa you were mannioning all night'
To be totally focused on one goal whilst under the infuence of narcotics, to the possible detriment of personal health, social standing and other shit.
"Nah, leave him be, he's missioning for some Rizla and won't be back for ages."