mackintosh raincoat As he came once more in sight of the queer little house on stilts , he saw a woman in a shiny red mackintosh and waterproof hat to match , opening the garden gate . A draught whistled through the jeep and all three men had the collars of their mackintoshes turned up . waterproof fabric Certain stock was missing from the infirmary , including a number of mackintosh sheets . ` A tweed one in a mackintosh hat '.