Week after week
Definition 1 of 1
Pro Tip 1/3Persistence Connotation
Emphasizes determination or routine by doing something multiple weeks without stopping. 
He trained week after week for the marathon, showing true commitment.
Pro Tip 2/3Potential Frustration
Can suggest monotony or frustration when used to describe repetitive, unchanging situations. 
Checking the mailbox for a letter, week after week, can be disheartening.
Pro Tip 3/3Positive or Negative
The phrase can have positive or negative feelings depending on the context and tone. 
The team lost week after week, but their fans still cheered them on.