This is the 8838th most frequent Portuguese word.
aposentou
"Retired."
The word 'aposentou' is used to indicate that the subject ('Ele') stopped working, typically due to reaching retirement age.
Ele se aposentou aos 65 anos.
He retired at 65 years old.
The word 'aposentou' is used to describe the ending of a professional career after achieving eligibility for retirement.
Após uma longa carreira, ela finalmente se aposentou.
After a long career, she finally retired.
In this sentence, 'aposentou' is figuratively used to mean that the subject ('Meu tio') stopped using the old item, implying it's being put aside or replaced.