1. Inconsistent, unpredictable, or unreliable assistance or backing that is characterized by irregular patterns and lack of dependability
The project suffered from erratic support from the management team, making it difficult to plan effectively.
O projeto sofreu com apoio errático da equipe de gestão, dificultando o planejamento eficaz.
2. In engineering or construction, a foundation or structural support that is unstable or inconsistent in its performance
The building's foundation was damaged due to erratic support from the underlying soil.
A fundação do edifício foi danificada devido ao apoio errático do solo subjacente.