The term "beanery sign" may not be a well-known slang term, but its meaning is clear: it refers to the sign outside a diner or a small restaurant that serves inexpensive fare. If you're looking for some synonyms to describe these signs, you might consider using words such as eatery, roadside diner sign, dive sign, or greasy spoon sign. These terms all evoke a certain nostalgic feeling of simpler times, when diners were frequent stops along long drives on the open road. Regardless of what you choose to call them, there's no denying the iconic charm of roadside diners and the inviting signs that guide hungry travelers inside.