[A glance over at Zagreus's lap, curious what his gift is — but, yes, a dildo is fairly self-explanatory. Can't fault a man for not knowing something new. Childe has learned a lot since his own arrival, after all.]

Well, to be perfectly honest... The first time, I wasn't sure myself. But since then I believe I have a pretty good idea.

[By process of context clues. Such as:]

This one is used primarily for men. Do you see what it resembles? [He turns it over, showing the man beside him the end with a lovingly-rendered, plastic vagina shape.] Though I can't say that I have tried it myself.