Englishfor English speakers
tight
Adjective
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If mathx/math is tight, it fits closely and strongly to mathy/math.
The bandage on your finger should not be too tight or your finger may turn blue.
The police kept tight control during the speech.
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If a string is tight its ends are as far apart as possible.
A tight rope is in a straight line.
tight
Adverb
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if you close or tie something tight, you do it strongly or closely so that it won't change easily.
He closed the door tight behind them.
Hold on tight and I'll pull you up.
shell
Noun
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A hard object that can be found on beaches.
I have a collection of colorful shells at home which I have collected when I visit the beach.
shell
Verb
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An act of bombing.
The shelling of the South Korean island is a major event that happened in 2010.