1. come home to roost : 得到恶报；
2. rule the roost : 当家；
3. go to roost : 就寝；
4. at roost : 栖息着, 睡着；
不及物动词
名词
1. (鸟类或蝙蝠的)栖息处，窝
A roost is a place where birds or bats rest or sleep.
2. 栖息
When birds or bats roost somewhere, they rest or sleep there.
3. 自食苦果;得到惩罚;遭到报应
If bad or wrong things that someone has done in the past have come home to roost, or if their chickens have come home to roost, they are now experiencing the unpleasant effects of these actions.
4. 当家;作主;主宰;领导
If you say that someone rules the roost in a particular place, you mean that they have control and authority over the people there.
1. a perch on which domestic fowl rest or sleep
2. a shelter with perches for fowl or other birds