big·gie 
/ˈbɪgi/ noun
plural big·gies /ˈbɪgi/ noun [count] informal : someone or something that is very big or important
▪ He met with some television biggies. ▪ They've had problems before, but this one's a real biggie. ▪ (chiefly US) “Sorry I'm late.” “No biggie. [=it's not a problem] I'm not in a hurry.”
▪ He met with some television biggies. ▪ They've had problems before, but this one's a real biggie. ▪ (chiefly US) “Sorry I'm late.” “No biggie. [=it's not a problem] I'm not in a hurry.”
