Mathematics, Logic. a symbol in an expression that may be replaced by the name of any element of the set.
a person who holds a government office, especially one appointed to the position in return for political support or favors.

Origin of placeholder

First recorded in 1550–60; place + holder Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for placeholder

Contemporary Examples of placeholder

Historical Examples of placeholder

  • Rather than Roman numerals, this appears to be a placeholder to a reference that was not filled in.

    De Re Metallica

    Georgius Agricola