Tumnis Is An Endlessly Sweet Name. Its Latin In Origin And Famous For A Specific Mr. Tumnis In C.S. Lewis The Chronicles Of Narnia. Tumnis In The Books Is A Character Who Cared Deeply And Had A Complicated Past, Giving His Character More Of A 3D Nature Than Some Other Adolescent Books. But Besides This Literary Connotation, Tumnis Also Has A Playful Meaning Of "then" And "now." This Two-part Definition Comes From The Latin tum And nus, Directly Defined As "then, At The Time" And "now," Respectively.