YOU said little boy, and it was clear to you because you knew who was speaking. However, we didn't know you knew that, because you hadn't told us - so we spent time having to find out that you did knowI just thought that if I said "a little boy" then the speaker could definitely be only a male, I didn't even think it could cause the confusion.
Many times you do, of course. Sometimes, when you question dictionary definitions, there is no further context. In my comment I meant in the OP, rather than later on in the threadWhy, I've always provided enough context, haven't I