"下付き出会い" can be translated into English as "Subordinate encounter" or "Encounter with a subordinate." This phrase refers to meeting someone who is in a lower position or rank compared to oneself.

We only introduce the popular topics with underscore encounters! If you're looking for underscore encounters, then it's definitely underscore encounters!

(Note: The phrase "下付き出会い" literally translates to "underscore encounter," but its specific meaning may depend on context. Please ensure this fits the intended context or provide more details for refinement.)