forty winks - короткий дневной сон
I had forty winks before working night shift.
hundred to one shot/chance - очень незначительные шансы на успех
He only has a hundred to one shot at marring her.
to be in two minds about something - сомневаться, быть не в состоянии принять решение
He is in two minds about whether or not buy a car.
kill two birds with one stone - достичь двух целей с помощью одного действия
If you take the job now you will be able to kill two birds with one stone and get some experience besides earning money.
to be on cloud nine - быть на седьмом небе
She has been on cloud nine since she get the new job.
to have six feet under - умереть и быть похороненным
His uncle has been six feet under over ten years now.