couple

1)n．two things considered together

e．g．I've got a ________ of steaks for lunch．

2)n．two people, usually a man a woman, who are married, live together, or have a very close relationship

e．g．How many ________ have invited to our party this weekend?

3)n．a small number(infml)

e．g．I'll just have a ________ of drinks．