WINGIT
wing it
Verb
- To improvise; to make things up or figure things out as one goes; to perform with little or no preparation.
- I don't know their system, but I think I can wing it.
- I didn't study for today's test, so I'll have to wing it.
The above text is a snippet from Wiktionary: wing it
and as such is available under the Creative Commons Attribution/Share-Alike License.