English

Noun

brain surgery ‎(usually uncountable, plural brain surgeries)

1. Surgery on any part of the nervous system, especially the brain; neurosurgery.
2. (uncountable, idiomatic) Something that is overly complex, detailed or confusing.

   It's not brain surgery. Just **** in the bulb and flip the switch.

Usage notes

• This phrase is usually used in a negative comparison, as in the example above, to show that something is (or should be) simple, straightforward, or obvious.

Translations

Synonyms

• (something complex and confusing): rocket science