mean-mugging n. staring in an aggressive or threatening manner. Etymological Note: From mug ‘to pout, grow sullen, mope; to make a face.’ (source: Double-Tongued Dictionary)
Further reading
What do you call a long sandwich filled with lots of ingredients? Whether you call it a sub, a hoagie, a grinder, or something else entirely depends on where you’re from. And: Martha’s visit to an Alaskan reindeer ranch reveals why you...
When Marilyn from Boston, Massachusetts, used the expression Them’s the berries! with neighbors in her hometown of nearby Arlington, Massachusetts, she was surprised they were unfamiliar with it. The phrase means something like “That’s...