English Thesaurus
(verb) 
Definition
to make a rhythmic sound with the hands or feet by lightly and repeatedly hitting a surface with them
Tap the egg lightly with a teaspoon.
Synonyms
knock
Knock at my window at eight o'clock and I'll be ready.
,
strike
She took two steps forward and struck him across the mouth.
,
pat
She patted me on the knee.
,
rap
A guard raps his stick on a metal hand rail.
,
beat
He lost the boxing match and was badly beaten by his opponent.
,
touch
As the aeroplane came down, the wing touched a pile of rubble.
,
drum
Rain drummed on the roof of the car.
(noun) 
Definition
a light blow or knock, or the sound made by it
A tap on the door interrupted him.
Synonyms
knock
They heard a knock at the front door.
,
pat
He gave her an encouraging pat on the shoulder.
,
rap
There was a light rap on the door.
, ,
touch
Even a light touch on the face can trigger this pain.
, ,
light blow
(noun) 
Definition
a valve by which the flow of a liquid or gas from a pipe can be controlled
She turned on the taps.
Synonyms
valve
, ,
faucet (US, Canadian)
,
spigot
,
stopcock
(noun) 
Definition
a concealed listening or recording device connected to a telephone
Ministers are not subject to phone taps.
Synonyms
bug (informal)
There was a bug on the phone.
,
listening device
,
wiretap
,
bugging device
,
hidden microphone
(noun) 
Definition
a stopper to plug a cask or barrel
Synonyms
stopper
a bottle of colourless liquid sealed with a cork stopper
,
plug
A plug had been inserted in the drill hole.
,
bung
Pump the air out, then remove the bung.
,
spile
(verb) 
Definition
to listen in on (a telephone conversation) secretly by making an illegal connection
laws allowing the police to tap telephones
Synonyms
listen in on
, ,
bug (informal)
He heard they were planning to bug his office.
,
spy on
,
eavesdrop on
,
wiretap
(verb) 
Definition
to obtain something useful or desirable from (something)
She tapped her own experiences for her novels.
Synonyms
use
Officials used loud-hailers to call for calm.
,
draw on
,
make use of
, ,
milk
A few people tried to milk the insurance companies.
,
exploit
The opposition are exploiting the situation to their advantage.
,
utilize
Sound engineers utilize a range of techniques.
,
put to use
,
turn to account
(verb) 
Definition
to withdraw liquid from (something) as if through a tap
Synonyms
draw off
,
open
Let's open another bottle.
,
drain
machines to drain water out of the mines
, ,
bleed (informal)
They mean to bleed the common people dry.
,
broach
Our host will now show you how to broach a barrel of maple syrup.
,
siphon off

phrase

See on tap

Additional synonyms

in the sense of beat
Definition
to strike with a series of violent blows
He lost the boxing match and was badly beaten by his opponent.
Synonyms
hit,
belt (informal),
deck (slang),
bash (informal),
sock (slang),
chin (slang),
cane,
lick (informal),
clout (informal),
whack (informal),
clobber (slang),
wallop (informal),
tonk (informal),
thwack (informal),
lambast(e),
lay one on (slang),
tan (informal),
lam (informal),
beat or knock seven bells out of (informal)
in the sense of bleed
Definition
to obtain money, etc., from (someone), esp. by extortion
They mean to bleed the common people dry.
in the sense of broach
Definition
to tap or pierce (a container) to draw off (a liquid)
Our host will now show you how to broach a barrel of maple syrup.
Synonyms

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Video: pronunciation of 'tap'

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Thesaurus for tap from the Collins English Thesaurus
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