to have a good grasp of sth meaning, to have a good grasp of sth definition | English Cobuild dictionary

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authority

  
  ( authorities    plural  )
1       n-plural   Theauthorities are the people who have the power to make decisions and to make sure that laws are obeyed.  
oft the N  
This provided a pretext for the authorities to cancel the elections...     
2       n-count   An authority is an official organization or government department that has the power to make decisions.  
usu with supp, oft in names  
...the Health Education Authority..., Any alterations had to meet the approval of the local planning authority.     
    local authority  
3       n-uncount   Authority is the right to command and control other people.  
The judge had no authority to order a second trial.     
4       n-uncount   If someone has authority, they have a quality which makes other people take notice of what they say.  
He had no natural authority and no capacity for imposing his will on others.     
5       n-uncount   Authority is official permission to do something.   (=authorization)  
The prison governor has refused to let him go, saying he must first be given authority from his own superiors.     
6       n-count   Someone who is an authority on a particular subject knows a lot about it.  
N on n   (=expert)  
He's universally recognized as an authority on Russian affairs.     
7    If you say you have it on good authoritythat something is true, you mean that you believe it is true because you trust the person who told you about it.  
have it on good authority             phrase   V inflects, PHR that  
I have it on good authority that there's no way this light can cause skin cancer.     
Translation English - Cobuild Collins Dictionary  
See also:

have, have, have, have

Collaborative Dictionary     English Cobuild
exp.
have a great time; enjoy oneself
adj.
to be gutsy means to have guts
to be gutsy: avoir du cran
exp.
be in a good shape
exp.
yell at someone; attack someone verbally or physically
[Slang];[UK]
v.
to continue to have something, to keep something
Sentence: I think that my English still retains a Japanese accent.
id.
At a point where you know you have to make a decision that not only effects your life, not only the life of the objects you love but the ones that you consider as well. More than one crux will certainly cause an individual to have a dilemma or two.
exp.
mind about smth./smb.; be disturbed by smth./smb.
E.g.: She has a beef with people smoking next to her.
adj.
fairly large, especially large enough to have an effect or be important
[US] The series has aroused considerable interest.
exp.
generally, an endearment expression used to describe someone who, contrary to the appearances, proves to have strength, determination
n.
a woman, generally in her twenties, who shows she is having a good time with her friends by shooting "WOO" ("HOO") usually in unison with other woo girls
[Fam.]
n.
economic player that both produces and consumes a good or service
portmanteau word: producer + consumer. Linked to mass costumisation
exp.
something that you say which means you cannot make a good quality product using bad quality materials
exp.
I have no idea; I don't have a clue
[Informal] E.g.: Why was she upset? - Beats me!
exp.
have a powerful impact on someone; impress; generate an emotion (positive, but also negative)
it can be used to describe a feeling of fear or a positive emotion; e.g.: "This violin music gives me the chills" or "Being all alone in that old house after dark...it gave me the chills."
n.
to release sth that is tied up
exp.
to take OR turn OR bring something down a notch means to decrease its intensity
adj.
having good taste
n.
A social club started at Port Royal by Samuel de Champlain to help pass the long and cold winter nights. Each person took turns being host for an evening and serving his fellow man.
v.
used for saying that you think someone is spending too much money on things they do not need
adj.
all right; good, OK, satisfactory
informal
exp.
have everything together; have all things settled/organized
E.g.: Just when I had got all my ducks in a row and I was ready to go, I received a call and had to cancel my trip.
exp.
he is a very good seller
exp.
be tone-deaf
comes from a pun related to Van Gogh (a painter) cutting off his left ear and the expression "have an ear for music" = be particularly good at learning music
exp.
disappear ; be absent; leave (temporary or for good)
E.g. "Now, that the parents are out of the picture, we can throw a party". (meaning=Now, that the parents left, that they are no longer here) "James is out of the picture, him and Mary split up"
exp.
not matter; have no value or effect; be useless
adj.
a man of good breeding, well-behaved, courteous, polite who behaves like a gentleman
exp.
expression used to describe something working fine, good or excellent

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"Collins Cobuild English Dictionary for Advanced Learners 4th edition published in 2003 © HarperCollins Publishers 1987, 1995, 2001, 2003 and Collins A-Z Thesaurus 1st edition first published in 1995 © HarperCollins Publishers 1995"
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