tap at

The hostess just touched the candle and matches when a tap at the door came from outside.

Suddenly, there was a tap at the door.

They were succeeded by a gentle tap at the door.

An industrial diver prepares before he attempts to turn off a water system tap at a flooded house in Felsozsolca June 8, 2010.

With a single tap at the register, it let her apply the discount and charge it to the credit card stored in the wallet.

A soft tap at the door at length announced that some one was outside.

the tip of the tongue taking a trip of three steps down the palate to tap, at three, on the teeth. Lo. Lee. Ta.

"I opened my tap at night, lying in bed and staying awake, " said Cao Meihua, a 74-year-old villager, who now lives with her son.

There came a light tap at the library door - and, pale as the tenant of a tomb, a menial entered upon tiptoe.

I heard someone tap at the door.

They heard a tap at the door.

I heard a tap AT the door.

I hear a tap at [on] the door.

The Butler ventured to tap at his door.

I am hearing reports of free booze and beer on tap at lots of start-ups.

Still the tap at the window didn't come.

the via-hole is connected with a water tap at the other end through a hose sheathed on the tail portion of the toothbrush handle;

n. they heard a tap at the door

Now little feet tap at the end of my bed

A tap at the pane, the quick sharp scratch