have (something) on the brain -Idioms

Idioms

have (something) on the brain

to be obsessed with something

My sister has tennis on the brain and she is always talking about it.

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have (something) on the tip of one's tongue

have (something) stuck in one's craw

have (something) to do with (something)

have (something) to spare

have (something) up one's sleeve

have a (good) head on one's shoulders

have a bee in one's bonnet

have a big mouth

when the time is ripe

in this day and age

on a fool's errand

You bet your boots!

make away with (something)

once in a blue moon

My Account / Test History

Fact
Only two of your mouth muscles are required for creating a smile unless you consider the many muscles around your eyes as well. .. More >>

Verbal Reasoning