brain blast

beat one's brain

To struggle to think or remember something.

bend the brain

To be difficult to comprehend.

bird of one's own brain

One's own idea or conception.

blast from the past

Something or someone that a person has not seen for a long time that evokes nostalgic feelings.

blast off

to begin ascent under rocket power

brain bucket

A protective helmet, as worn, for example, by a motorcyclist, bicyclist, or soldier in combat.

brain candy

A narrative, commentary, etc. which amuses and holds one's attention, but which lacks intellectual depth or importance.

brain drain

The migration of educated or talented people from less economically advanced areas to more economically advanced areas, especially to large cities or more developed nations.