/fri: ||; fri/adj1 not in prison, in a cage, etc; not held or controlled 自由的: The government set Mandela freein 1989. 政府于1989年释放了曼德拉。There is nowhere around here where dogs can run free. 在这一带，哪里也不准狗随便乱跑。
2 free (to do sth) not controlled by the government, rules, etc 不受（政府、规则等）操纵的，控制的；自由的: There is free movement of people across the border. 人们可以自由进出边境。free speech/press 言论╱新闻自由
3 costing nothing 免费的: Admission to the museum is free/free of charge. 博物馆免费入场。Children under five usually travel free on trains. 五岁以下的儿童乘火车通常免费。
4 not busy or being used 有空的；未被占用的: I'm afraid Mr Spencer is not free this afternoon. 斯潘塞先生恐怕今天下午没有空。I don't get much free time. 我没有很多闲工夫。Is this seat free? 这个座位有人了吗？
5 free from/of sth not having sth dangerous, unpleasant, etc 没有危险的；没有不快的: free of worries/responsibility 没有烦恼╱责任free from pain 没有痛楚
feel free→
FEEL¹
free and easy informal or relaxed 不拘礼节；轻松:
The atmosphere in our office is very free and easy. 我们办公室气氛十分轻松自在。 get, have, etc a free hand to get, have, etc permission to make your own decisions about sth 有自主权
of your own free will because you want to, not because sb forces you 出于自愿