Technicality

[Becky]

The quality or state of being technical;
technicalness.

[Julene]

1: Any [detail] an individual person cannot remember or does not wish to take into account.
2: A small detail, especially [legal] or related to rules, that NOBODY remembers or cares about unless they can [abuse] it for something.

[Tina]

used as an [expression] when one defies [anything] [ordinary].

[Jason Yan]

A point of law or a small detail of a set of rules, as contrasted with the intent or purpose of the rules.

[PussyCat]

a detail or small matter: