click · verb /klɪk/Full view
click (COMPUTER)
A2 I or T to press on part of a computer mouse to make the computer do something
Dictionary examples:

If you want to open a file, click twice on the icon for it.

When you have selected the file you want, click the 'Open' box.

Learner example:

I did click to e-mail and then the monitor colour changed to black. (Preliminary English Test; B1; Korean)

click (IDEA)
C2 I to suddenly understand something
Dictionary example:

Suddenly everything clicked and I realized where I'd met him.

Learner example:

Now it all clicked into place... Those flimsy excuses he gave her: "No, this Saturday I can't make it." (Certificate of Proficiency in English; C2; Spanish)

click (SOUND)
C2 I or T to make a short, sharp sound, or to use something to make this sound
Dictionary example:

The door clicked shut behind him.

Learner example:

The back-door key clicked when I unlocked the door. (Certificate of Proficiency in English; C2; Italian)

click (PEOPLE)
C2 I If two people click, they like each other immediately.
Dictionary example:

We met at college and we just clicked.

Learner example:

She went to a house party and they met there. They clicked immediately and the next day they were calling each other or at least that['s] what my mum said to me. (Certificate of Proficiency in English; C2; Spanish)

click · noun C /klɪk/
A2 a press on part of a computer mouse
Dictionary example:

You can get the information with a single click.

Learner example:

I could have written a letter in a bottle but waiting for the answer would take a decade, now it's just a click of a button. (Preliminary English Test; B1; Arabic)

Cambridge University Press