absent-minded
US /ˌæb.səntˈmaɪn.dɪd/
UK /ˌæb.səntˈmaɪn.dɪd/

1.
distraído, esquecido
having or showing a habitually forgetful or inattentive disposition
:
•
He's so absent-minded that he often forgets where he parked his car.
Ele é tão distraído que muitas vezes esquece onde estacionou o carro.
•
Her absent-minded professor walked into the wrong classroom.
O professor distraído dela entrou na sala de aula errada.