Synonym: block, clog, congest, jam, obstruct, stop, stuff. Similar words: plug in, unplug, plug away, spark plug, pull the plug, lug, slug, deluge. Meaning: [plʌg] 
n. 1. blockage consisting of an object designed to fill a hole tightly 2. a wad of something chewable as tobacco 3. blatant or sensational promotion 4. electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark 5. an electrical device with two or three pins that is inserted in a socket to make an electrical connection 6. an upright hydrant for drawing water to use in fighting a fire 7. an old or over-worked horse. v. 1. fill or close tightly with or as if with a plug 2. persist in working hard 3. deliver a quick blow to 4. make a plug for; praise the qualities or in order to sell or promote.
n. 1. blockage consisting of an object designed to fill a hole tightly 2. a wad of something chewable as tobacco 3. blatant or sensational promotion 4. electrical device that fits into the cylinder head of an internal-combustion engine and ignites the gas by means of an electric spark 5. an electrical device with two or three pins that is inserted in a socket to make an electrical connection 6. an upright hydrant for drawing water to use in fighting a fire 7. an old or over-worked horse. v. 1. fill or close tightly with or as if with a plug 2. persist in working hard 3. deliver a quick blow to 4. make a plug for; praise the qualities or in order to sell or promote. 
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1, Pull the plug and let the water drain away.
2, Where can I plug in my hairdryer?
3, Could you plug in the electric kettle,please?
4, Check that the plug has not come loose .
5, How can I plug the hole in this bucket?
6, The plug on my iron needs changing.
7, And if you plug this in...
8, They used electricity from a plug in the garage.
9, Where can I plug in my hairdrier?
10, If a plug is wired incorrectly, it can be dangerous.
11, This cable should have a plug at one end and a socket at the other.
12, It is possible to plug into remote databases to pick up information.
13, The soldiers used their bodies to plug up a hole in the dyke.
14, The girl let her mother plug in the TV set.
15, He tripped over the wire and yanked the plug out.
16, The plug broke,[http://sentencedict.com/plug.html] exposing live wires.
17, Use this wad of cloth to plug the barrel.
18, Crews are working to plug a major oil leak.
19, We used cement to plug the holes.
20, Just plug it in and see what happens.
21, There is a male plug.
22, I managed to plug the leak.
23, Make sure the plug is wired up correctly.
24, The iron is fitted with a three-pin plug.
25, Wedge the plug into the hole.
26, A plug had been inserted in the drill hole.
27, Plug in the radio, please.
28, The keyboard was fitted with a non-standard plug.
29, Is it a two-pin plug or a three-pin plug?
30, Despite the difficulty of the task,and the slowness of the progress,the workers continued to plug away at it manfully.
More similar words: plug in, unplug, plug away, spark plug, pull the plug, lug, slug, deluge, luggage, sluggish, slugfest, sluggard, lugubrious, hand luggage, luggage rack, lugubriously, sluggishness, plus, plum, plume, plump, pluto, plumb, plunk, pluck, plural, plunge, plucky, nonplus, pluck up.