blindsides

/B L AY1 N D S AY0 D Z/
noun
  1. 1

    A driver's field of blindness around an automobile; the side areas behind the driver.

  2. 2

    A person's weak point.

  3. 3

    The space on the side of the pitch with the shorter distance between the breakdown/set piece and the touchline; compare openside.

  4. 4

    The blindside flanker, a position in rugby union, usually number 6.

    โ€œThe blindside packs down at the scrum on the blindside.โ€

Synonyms

Source: https://en.wiktionary.org/wiki/blindside, https://en.wiktionary.org/wiki/blindsides