absentminded
ab.sent.mind.ed \.ab-s*nt-'mi-n-d*d\ aj : lost in thought and unaware of one's surroundings or action; also : given to absence of mind - ab.sent.mind.ed.ly av
ab.sent.mind.ed \.ab-s*nt-'mi-n-d*d\ aj : lost in thought and unaware of one's surroundings or action; also : given to absence of mind - ab.sent.mind.ed.ly av