In Nubibus
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
In the clouds; in abeyance; in custody of law. In nubibus, in mare, in terrd, vel in custodid legis, in the air, sea or earth or in the custody of the law. Tayl. Gloss. In case of abeyance, the Inheritance is figuratively said to rest in nubibus or in gremio legis.