Noun
(informal) Synonym of Emmentaler, a Swiss cheese with many holes
(colloquial) By extension, any cheese which resembles Emmentaler, especially ones with holes.
(figuratively, colloquial) Something that is full of holes or vulnerabilities.
Source: en.wiktionary.orgThe Theory of Evolution has more holes in it than a dam made out of Swiss cheese. Eoin Colfer
They shot me. (Talon) No, bud. They turned you into Swiss cheese. (Nick) Sherrilyn Kenyon
Swiss Cheese is a rip-off It's the only cheese I can bite into and miss. Mitch Hedberg
I eat Swiss cheese. But I only nibble on it. I make the holes bigger. I eat it from the inside out. Steven Wright
All the other elements of the great deli favorite are present and accounted for: corned beef, Swiss cheese (in this case gruyere), sauerkraut and Russian dressing. Source: Internet
Bodega’s Cuban ($8) is crisply pressed with roasted pork, ham, Swiss cheese, pickles and mayo. Source: Internet