Gentleman (noun)

1. A man of good breeding and manners.
2. A man of high social status.
3. A man of high social status.
4. A man of high social status.

Origin:

Late 13c., "man of good family, nobleman," from gentil + man (see man (n.)). sense of "man of good breeding, courteous man" is from c. 1400. in the 16c. it was used as a title of courtesy, but this use is now archaic.

Examples:

1. He is a true gentleman.
2. The gentleman held the door open for her.
3. He is a gentleman of means.
4. The gentleman was well-dressed and well-spoken.
5. He is a gentleman of leisure.