The Collaborative International Dictionary of English v.0.48:
Postpone \Post*pone"\, v. t. [imp. & p. p. Postponed; p. pr. &
vb. n. Postponing.] [L. postponere, postpositum; post after
+ ponere to place, put. See Post-, and Position.]
1. To defer to a future or later time; to put off; also, to
cause to be deferred or put off; to delay; to adjourn; as,
to postpone the consideration of a bill to the following
day, or indefinitely.
His praise postponed, and never to be paid.
2. To place after, behind, or below something, in respect to
precedence, preference, value, or importance.
All other considerations should give way and be
postponed to this. --Locke.
Syn: To adjourn; defer; delay; procrastinate.