1 a : a place of central interest or activity b : something (as a topic or field of interest) of primary concern or importance <education is where it's at >
2 : the true nature of things
1 a : a place of central interest or activity b : something (as a topic or field of interest) of primary concern or importance <education is where it's at >
2 : the true nature of things
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012