At home Definition 1 of 6Pro Tip 1/3Physical Space Usually means the actual building where one lives, like a house or apartment. After the trip, we went straight at home. Pro Tip 2/3Personal Space Can imply privacy and personal space where one feels secure and free. Please don't come over uninvited; I value my time at home. Pro Tip 3/3Not Travelling Used to indicate that one is not away on a trip or at work. Are you at home tomorrow? I'd like to visit.