split second

The decision was made in a **split second**.

Idiom Science

Meaning

a very short amount of time

The decision was made in a split second.

a unit of time equal to one sixtieth of a minute; also the position after first

to divide or separate into parts or groups

in a position of leadership or control

to set a limit on what is acceptable

justice should be impartial and not influenced by wealth or power

to have an outburst of anger or frustration, often in a childish manner

a student who is favored by the teacher

to be the first to do something new or innovative.