1. single
He's single.
A mailbag from a single sender addressed to one recipient, as the name suggests, is for delivering a bag of printed matter.
I doubt if a single individual could be found from the whole of mankind free from some form of insanity. The only difference is one of degree.
It is a truth universally acknowledged, that a single man in possession of a good fortune, must be in want of a wife.
I'm going with Ken. He is cool, gentle and smart. What's more, he is single!
The girl, her eyes shining brightly from that single hint, makes her cute cat-motif automatic pencil run across her notebook.
For, in reason, all government without the consent of the governed is the very definition of slavery: but in fact, eleven men well armed will certainly subdue one single man in his shirt.
The higher classes constitute the mind of the single large whole of humanity; the lower classes constitute its limbs; the former are the thinking and designing part, the latter the executive part.
When he asked for a single slice, they gave him an entire uncut pizza, which he proceeded to eat by rolling it up like a burrito and just shoveling it in. The question, of course, is whether a whole entity is a slice of itself.
When I first took a C course, I couldn't understand a single thing explained in class. Thank God I got a friend of mine who's a programmer to explain to me how the whole caboodle works.
Nancy and Samuel have got two children, Harriet who is now 33, is still single.
No single speech can eradicate years of mistrust, nor can I answer in the time that I have all the complex questions that brought us to this point.
I have amongst my relatives, a single one who sincerely lives righteously, has strict principles and pursues an ideal, but all my other relatives speak ill and make fun of him.
One month since entering high school ... not a single friend yet. That's really terrible, at this rate it will be middle-school all over again!!