The phrase "you know what I mean" is usually a nonessential, habitual phrase used to gain understanding, empathy or agreement from the listener. Frankly, its usage is a bad habit as it denotes the need for acceptance.
Wow, too many unknowns. First, what do you mean by a reply? If you mean a reply from an intelligent creature, that has evolved to the point they could receive the message and then send a reply -- we don't know there are any such creatures. If you mean a reply from a transponder in a near Earth satellite the answer is less then a second.
1) He didn't get it, 2) He got it but doesn't know how to reply, or 3) He's rude and/or shy.
At a loss for words means someone does not know how to reply to a remark, or what to say in a particular situation.
Please reply to our invitation by September, 1, 2012. He raised his hand to reply to the teacher's question.
dony know. tried but only got a stupid failure email
Yes, it does.
Sure, here is an example: "Please reply to this email by the end of the day."
It depends on the wait time. If you did it and she didn't reply immediately then she's away from her phone, she's thinking, she doesnt know how to reply, or she's saying no in a subtle way. Just give it time and see if she texts back.
If you mean real one's no-it was made up for a game
respond
My teacher gave me a word to spell and it was reply My friend didn't know how to find reply n the phone
well if you are cute then she is probaly too shy cause she doesnt want you to know she likes you or she doesnt like you