rap on (something)

To strike something with one or more quick, light blows, as when getting someone's attention; to knock or tap at something swiftly and lightly. I thought I heard someone rapping on my window in the middle of the night, so I was wide awake with fear until morning! The wind was causing a tree branch to rap on the door in a most unsettling manner.

词组	rap on (something)
释义	rap on (something) rap on (something) To strike something with one or more quick, light blows, as when getting someone's attention; to knock or tap at something swiftly and lightly. I thought I heard someone rapping on my window in the middle of the night, so I was wide awake with fear until morning! The wind was causing a tree branch to rap on the door in a most unsettling manner. See also: on, rap Farlex Dictionary of Idioms. See also: a slew of (something) (one) could use (something) (I) wouldn't (do something) if I were you (one) never would have guessed (one) doesn't give a rip (about something) all right (one) doesn't give a hoot (about something) a/the feel of (something) (one) won't hear of (something) a straw will show which way the wind blows
随便看	Stuff a sock in it! stuff down stuff down throat stuffed like a turkey stuffed shirt stuffed shirt, a stuffed to the gills stuffer stuff face stuff head with stuff him, that, etc. stuff in stuffing stuff into stuff into (someone or something) stuff it stuff (one's) face stuff (one's) head full of (something) stuff (one's) head with (something) stuff one’s face stuff (someone, something, or oneself) full of (something) stuff (someone)/that! stuff (something) down (one's) throat stuff the ballot box stuff up