Pensioner \Pen"sion*er\, n.

1. One in receipt of a pension; hence, figuratively, a dependent.

The fickle pensioners of Morpheus' train. --Milton.

Old pensioners . . . of Chelsea Hospital. --Macaulay.

2. One of an honorable band of gentlemen who attend the sovereign of England on state occasions, and receive an annual pension, or allowance, of [pounds]150 and two horses.

3. [Cf. F. pensionnaire one who pays for his board. Cf. Pensionary, n.]

In the university of Cambridge, England, one who pays for his living in commons; -- corresponding to commoner at Oxford. --Ld. Lytton.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Commoner \Com"mon*er\, n.

1. One of the common people; one having no rank of nobility.

All below them [the peers] even their children, were commoners, and in the eye of the law equal to each other. --Hallam.

2. A member of the House of Commons.

3. One who has a joint right in common ground.

Much good land might be gained from forests . . . and from other commonable places, so as always there be a due care taken that the poor commoners have no injury. --Bacon.

4. One sharing with another in anything. [Obs.]

--Fuller.

5. A student in the university of Oxford, Eng., who is not dependent on any foundation for support, but pays all university charges; - - at Cambridge called a pensioner.

6. A prostitute. [Obs.]

--Shak.

Source: Webster's Revised Unabridged Dictionary (1913)