The term 'BLOW OFF' can be defined as to ignore or reject something. The crossword solutions GRIPE (5 letters), VENT (4 letters), DISMISS (7 letters), and COMPLAIN (8 letters) all relate to this definition. GRIPE means to express dissatisfaction or annoyance, VENT means to express one's feelings or opinions, DISMISS means to reject or disregard, and COMPLAIN means to express dissatisfaction or annoyance. All of these words are related to the term BLOW OFF in that they all involve expressing dissatisfaction or annoyance in some way, which is often done when someone is trying to ignore or reject something.