absent-minded

A rush of water spills from above, but not from the bottle of an absent-minded commuter or tipsy traveler.

“He was famously absent-minded, but not proud of the fact,” Davis writes.

She may wonder why you're so different from other hetero dudes who tend to be more absent-minded about Valentine's Day.

The boy genius Geithner turned into an absent-minded professor when he filled in his tax returns.

Absent-minded, now an' then,—av'rage generous, an' not payin' much attention to his surroundin's.

He looked for help to Madame Bill, who gazed at the smoke of her cheroot and seemed absent-minded.

"Tommy Atkins" was the rage for the moment, and what may be called "Absent-minded Beggarism" was rampant.

The hurry and anxiety, the stress of instant preparation and departure, had clean driven it from my absent-minded head.

It struck Mademoiselle des Touches that the Consul looked rather too absent-minded for a perfectly happy man.