When I use a word,” Humpty Dumpty said, in rather a scornful tone, “it means just what I choose it to mean - neither more nor less.” “The question is,” said Alice, “whether you can make words mean so many different things.” 
What do we mean by missional?
It’s one of those words whose definition can appear so broad that’s it’s hard to know what it’s really all about. Looking behind the word for a moment it can be hard to understand, (to tie down as it were), what God’s particular intentionality is, let alone knowing exactly how and where we join in. In the search for a concrete picture we are left uncomfortably close to trying to nail jelly to a wall with a sledgehammer, using six inch nails. [Please don’t try it at home without a plastic sheet for the mess and a First Aid box for your fingers].