Outside ken - Idioms by The Free Dictionary
outside (one's) ken (redirected from outside ken)
outside (one's) ken
Advanced beyond one's ability to understand or make sense of the subject matter or task at hand. The stuff they're teaching in this advanced math class is outside my ken.
beyond/outside your ˈken (old-fashioned) not within your knowledge or understanding: Such things are beyond my ken.
Ken is an old word for ‘knowledge’.
References in periodicals archive
From a Rhys Webb box kick, the Kiwis countered, with a tight forward successfully targeted once again as Ben Smith went outside Ken
Owens before putting in a cross-kick which Israel Dagg collected to send the ball wide with Moala going over the whitewash.
Trip down the famous cobbles past the Rovers Return, peer through the windows of Rita's corner shop or have your picture taken outside Ken