English Slang Collection：
food coma
[释] the feeling of tiredness after eating a large meal;
[例] The big cheese burger I ate put me into a food coma.;
foot-in-mouth disease
[释] to say inappropriate things;
[例] Don't take my words seriously, I just got foot-in-mouth disease.
footloose and fancy-free
[释] not in a relationship;
[例] I think i'll go abroad, probably go on my own, footloose and fancy-free.;
for Christ's sake
[释] interjection of annoyance/anger, like dammit;[例] For Christ's sake, can you stop disturbing me?
for crying out loud
[释] to emphasis something;
[例] For crying out loud will you stop playing those drums! It's driving me crazy!;
for days
[释] for a really long time;
[例] Do you really remember the way back to our hotel? We've been lost for days.
