1. A rate of movement; especially, in stepping, walking, etc.: "We walked at a brisk pace so we could home faster."
2. A rate of activity, progress, growth, performance, etc.; a tempo.
3. Any of various standard linear measures, representing the space naturally measured by the movement of the feet in walking; such as, geometrical pace, military pace, Roman pace, etc.
4. A single step: "She took four paces in the direction of the garage.
5. The distance covered in a step: "He was told to stand six paces inside the building.
6. A manner of stepping; a gait.
7. A gait of a horse or other animal in which the feet on the same side are lifted and put down together.
9. To put through one's paces, to cause someone to demonstrate his or her ability or to show her or his skill: "The drill sargeant put his soldiers through their paces for the commanding officer."
10. To set the pace, to act as an example for others to equal or to rival; be the most progressive or successful; such as, a cell phone that sets the pace for other similar devices.

1. Used in front of a name or title as a gesture of real or ironic respect to someone who is mistaken about something and is about to be corrected: "When used in front of a person's name, it is used as an apology when contradicting him or her; such as. 'Pace, Dr. Rogers, but I must point out the errors that you made regarding the political candidate.' "
2. By the leave of; with all deference to, in peace; used when expressing polite disagreement: "Senator Shawn said in response to another senator's statement, 'I must say, pace the distinguished senator, that his conclusions are entirely erroneous.' "

Depart in peace.

A variant of Vade in pace. or "Go in peace."

God gave us this freedom.

Motto on the seal of Virginia (1776-1779), USA.

In peace, like a wise man, he appropriately prepares for war.

This advice came from Horace in his Satires, used by modern advocates of a strong war machine as the best strategy for centuries and has yet to produce a lasting peace.

May he [or she] rest in peace.

This R.I.P. symbol is used on tombstones, cards of mourning, etc. The plural form is Requiescant in pace, "May they rest in peace." The abbreviation, R.I.P. is used for both the singular and the plural applications.

Go in peace.

Another Roman way of saying, "goodbye".