The term LUAU GARB refers to traditional clothing worn at a luau, a Hawaiian celebration. The crossword solutions for this term are LEI (3 letters), SARONG (6 letters), MUUMUU (6 letters), LEIS (4 letters), and GRASSSKIRT (10 letters). A LEI is a garland of flowers or other materials worn around the neck. A SARONG is a long piece of fabric wrapped around the waist like a skirt. A muumuu is a loose-fitting dress with a floral pattern. Leis are multiple leis strung together. A grassskirt is a skirt made of grass or other natural fibers.