self-sabotage noun 1verb 1forms 3 noun1 •The sabotaging, whether consciously or subconsciously, of oneself, one's own interests, plans etc.“The modern addiction to fossil fuels is not just an act of environmental vandalism. From the health perspective, it is an act of self-sabotage,” said the WHO president, Dr Tedros Adhanom Ghebreyesus. — 2022 verb1 •To sabotage oneself or one's own plans.Before we even get started trying to explain this complicated concept of why we self-sabotage our own success, please understand that I am at best an “armchair doctor”. — 2011 formsself-sabotaged · self-sabotaging · self-sabotages