nit ‧ ty-grit ‧ ty /ˌnɪti ˈɡrɪti/ BrE AmE noun informal
[ Date: 1900-2000 ; Origin: Probably based on gritty ]
the nitty-gritty the basic and practical facts of a subject or activity:
Let’s get down to the nitty-gritty and work out the costs.
nit ‧ ty-grit ‧ ty /ˌnɪti ˈɡrɪti/ BrE AmE noun informal
[ Date: 1900-2000 ; Origin: Probably based on gritty ]
the nitty-gritty the basic and practical facts of a subject or activity:
Let’s get down to the nitty-gritty and work out the costs.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012