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	booze up boozy boozy-woozy bop drum in drum into drum into (one) drummer drum on drum on (something) drum out drum out of drum out of (something) Drumpf drum (something) into (one's) head drum (something) into one's head, to drum up drunk drunk and disorderly drunk as a fiddler drunk as a lord drunk as a lord/skunk drunk as a skunk drunk back drunken