Many things in our day-to-day world carry hidden sexual meanings – be it cheeky wordplay, innuendos or physical items like the aubergine and its infamous emoji counterpart.

While some of these suggestive references are universally recognised, others remain obscure, leaving the uninitiated puzzled. This very confusion was evident on Reddit this week when a user posted an innocent-looking photo of his parents’ front garden, asking: “Were your parents, like mine, proud of their pampas grass?”

It…