ж.
1. importance; ( значение ) significance
большой важности — of great moment / importance
2. ( важный вид ) self-importance, pompousness
напускать на себя важность — put* on airs, try to look important
не велика важность разг. — it does not matter in the least, it is of no consequence, it doesn't matter all that much
эка важность! разг. — what does it matter?