The phrase "multiple solo" means that a person is doing something alone, but they are doing it many times or in various different ways. Full definition
Laura Newman has exhibited in multiple solo exhibitions in New York as well as in group exhibitions in galleries and museums along the US East Coast and in Canada. (ideelart.com)
Dana Popa's series Not Natasha has been exhibited in multiple solo exhibitions in the UK. (lightwork.org)
Her art has been exhibited internationally with multiple solo shows held with Island Weiss Gallery in New York City, NY. (hamptonsarthub.com)