all'ombra di

Literally, “in the shade of”.

all'ombra di

1. Used other than figuratively or idiomatically: see all'ombra,‎ di.

   all'ombra di un albero ― in the shade of a tree

2. in the shadow of
   1. close to

      un negozietto a conduzione familiare all'ombra d'un noto dettagliante

      a mom-and-pop shop in the shadow of a well-known retailer

   2. in a state of relative unimportance
      • 2020, Barack Obama, chapter 25, in Chicca Galli, Paolo Lucca, Giuseppe Maugeri, transl., Una terra promessa [A Promised Land], Garzanti Libri:

        ... Abu Mazen aveva aiutato Arafat a fondare al-Fatah, che più tardi diventò il partito dominante dell'OLP, e aveva trascorso quasi tutta la sua carriera a occuparsi della parte diplomatica e amministrativa dell'Organizzazione, all'ombra del suo carismatico presidente.

        ... Abbas had helped Arafat found the Fatah party, which later became the dominant party of the PLO, spending most of his career managing diplomatic and administrative efforts in the shadow of the more charismatic chairman.

        (literally, “... Abu Mazen had helped Arafat found al-Fatah, that later became the dominant party of the PLO, and had spent almost his entire career occupying himself with the diplomatic and administrative part of the Organization, in the shadow of its charismatic president.”)

3. under the protection of; under cover of

   all'ombra dello Stato ― under cover of the state