You’re watching Lingo Phoenix’s word of the day for January 27.

National Chocolate Cake Day

Today’s word is brain.

brain /breɪn/

no-brainer noun \ˈnō-ˈbrā-nər \

something that requires a minimum of thought

The decision was a complete no-brainer.

Joining the savings plan is a no-brainer. Just do it.

on the brain idiom

informal

always in one's thoughts

I've had pizza on the brain all day.

He's got sex on the brain.

beat one's brains out idiom

: to try intently to resolve something difficult by thinking

I’ve been beating my brains out all week trying to finish this essay.

He beat his brains out trying to come up with a solution.