1. to delay or postpone an action that is unpleasant or difficult
have a bad habit of/tendency to procrastinate
To 'procrastinate' means to delay or postpone an action that is unpleasant or difficult. You could procrastinate on completing some work or procrastinate from doing something over a longer-term, such as making a retirement plan or starting a pension. This is a very common word used both in social and professional contexts. Similar meaning expressions include 'to delay' and 'to dilly daddle.'