To conceal, hide, or attempt to conceal evidence, facts, or information so that wrongdoing, mistakes, or embarrassing details are not discovered.
To suppress information or distort the truth in order to prevent investigation or public knowledge.
2.
Generalinformal
To protect or excuse someone by making false statements, providing an alibi, or otherwise obscuring their involvement or culpability ('cover up for someone').
3.
Generalneutral
To place something over another thing in order to hide, protect, or complete it physically, for example by closing or covering an opening or object.
4.
Generalneutralinformal
To conceal part of the body by wearing clothing, applying makeup, or using other means of disguise so as not to be recognized or to hide features.