check

1 check /ˈtʃɛk/ verb
checks; checked; checking
1 check
/ˈtʃɛk/
verb
checks; checked; checking
Britannica Dictionary definition of CHECK
1 
: to look at (something) carefully to find mistakes, problems, etc., or to make sure there is nothing wrong with it
[+ object]
[no object]
— + for
— see also cross-check, double-check, spot-check
2 
a  : to get information by looking at something, asking about something, etc.
[+ object]
[no object]
— often followed by to + verb
b  : to look at or in (a place) in order to find or get something or someone
[+ object]
[no object]
c  [+ object] : to find out if you have any (mail, messages, etc.)
3 
: to talk with someone in order to get approval, information, etc., about something
[no object]
[+ object]
4 
[+ object]
a  : to slow or stop (something or someone) from doing something
b  hockey : to stop or hit (an opponent) in order to steal the ball or puck, defend the goal, etc.
5 
[+ object] US
a  : to leave (something you own) with a worker at a restaurant, hotel, etc., who keeps it in a special area or room (called a checkroom) while you are there
b  : to give (your bags, suitcases, etc.) to a worker so that they can be loaded onto a plane or train
c  : to take (someone's bags, suitcases, etc.) to load them onto a plane or train — see also check in 3 (below)
6 
[+ object] US : to mark (something) with a check (✓) to show that it has been done, approved, etc.
— often + off
7 
[no object] US, informal : to be proven to be true, accurate, etc. — usually used in negative statements
— see also check out 2 (below)

check back

[phrasal verb] informal
: to return to a place, person, etc., in order to try something again or to get additional information

check in

[phrasal verb]
1 
: to report to someone when you arrive at a place (such as an airport or convention) to let them know you are there
especially : to arrive at and be given a room in a hotel, motel, etc.
— see also check-in
2 
US, informal : to talk with someone in order to report or find out new information — usually + with
3 
check (something) in or check in (something) : to leave or take bags, suitcases, etc., so that they can be loaded onto a plane or train

check into

[phrasal verb]
1 
check into (something)
: to arrive at and be given a room in (a hotel, motel, etc.)
2 
: to look for information about (something) : to find out the truth about (something) by getting information

check off on

[phrasal verb]
check off on (something) US, informal
: to give official approval for (something)

check on

[phrasal verb]
1 
check on (someone or something)
: to look at or examine (someone or something) to see if there are any problems
2 
: to look for information about (someone or something) : to find out the truth about (someone or something) by getting information

check out

[phrasal verb]
1 
a  : to leave and pay for your room at a hotel, motel, etc. — see also checkout
b  US, informal : to die
2 
US, informal
a  : to be proven to be accurate, true, etc.
b  check out (something) or check (something) out : to find out if (something) is true
3 
check out (something or someone) or check (something or someone) out
a  : to look at (something or someone) in order to find problems, mistakes, etc.
b  informal : to look at (someone or something that is attractive or interesting)
— often used in the phrase check it out to direct someone's attention to something
4 
check out (something) or check (something) out or check out
a  : to borrow (something) from a library
b  US : to add up the cost of the goods that someone buys in a store (such as a supermarket) and accept payment for them
also : to pay for the goods that you buy in a store
— see also checkout

check over

[phrasal verb]
check (something or someone) over or check over (something or someone)
: to look at (something or someone) in a careful way to find problems, mistakes, etc.

check through

[phrasal verb]
check through (something)
: to look at the parts of (a group of things)

check up on

[phrasal verb]
check up on (someone or something)
: to find or look for information about (someone or something) often in order to find out the truth
2 check /ˈtʃɛk/ noun
plural checks
2 check
/ˈtʃɛk/
noun
plural checks
Britannica Dictionary definition of CHECK
1 
[count] : the act or process of looking at or examining something to find out information or see if there is anything wrong with it
2 
[count]
a  : something that stops or limits another thing — usually + on
— see also checks and balances
b  hockey : an act of hitting or stopping a player in order to steal the ball or puck, defend a goal, etc.
3 
[count] US check or British cheque : a piece of paper that is used to make a payment to someone using the money in a bank account
— compare money order; see also blank check, traveler's check
4 
[count] US : a bill for the food and drinks that are served in a restaurant
5 
a  [count] US : a mark ✓ that is used to show that something (such as an item on a list) has been noted, done, etc.
— called also (US) check mark, (chiefly British) tick
b  informal — used in speech to say that something has been noted, done, etc.
6 
[count] US
a  : a room in a restaurant, theater, etc., where you can leave something that you do not want to carry or wear
b  : a ticket that is given to you when you leave something (such as a hat or a coat) that you will return for later — see also rain check
7 
[noncount] : a situation in the game of chess in which a player's king can be captured on the opponent's next turn and must be protected or moved
— compare checkmate

cut a check

— see 1cut

in check

: under control — used with keep or hold
3 check /ˈtʃɛk/ noun
plural checks
3 check
/ˈtʃɛk/
noun
plural checks
Britannica Dictionary definition of CHECK
[count]
: a pattern of squares in different colors — often used before another noun