X-word

noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    The word xenophobia.

    "The “X word[”] / Although the conference extensively referred to the nation’s need for “social cohesion” among migrants and South Africans, the word “xenophobia” was almost never uttered during the two-day affair."

  2. 2
    Abbreviation of crossword. abbreviation, alt-of

    "After Dieter got up from solving his Stern-Xword puzzle―I was hanging over his shoulders ... in order to fill some ... spaces in the crossword puzzle[.]"

  3. 3
    One of a group of fundamental English auxiliary or modal verb forms.

    "To change a statement into a question that can be answered “yes” or “no,” one must place an X-word (one of twenty-three auxiliaries or modals) at the beginning of the sentence."

Example

More examples

"The “X word[”] / Although the conference extensively referred to the nation’s need for “social cohesion” among migrants and South Africans, the word “xenophobia” was almost never uttered during the two-day affair."

Etymology

Etymology 1

From x, abbreviating xenophobia, + word.

Etymology 2

From x- as an abbreviation for cross- in crossword.

Etymology 3

From x, abbreviating auxiliary, + word.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.