Yes, another three letter word with a multitude of meanings, like

I can do this, it’s what we tell ourselves when faced with an impossible mission

You might want to carry a can, perhaps of drink, once made out of steel but now from aluminium.  It can also hold food, like baked beans

You might have a jerry can, which holds petrol, mighty handy if you are driving and run out.  It’s happened to me once

There’s the can-can, but that’s a dance

Can you do this, can I have a drink, you can park over there, it seems we can seek or be given permission

It is an informal name for either prison or a toilet, though it depends on where you are

And in the United States, a ‘tin can’ can also be used to describe a navy vessel

If you get canned from your job, it really means you got fired

In the can means the film has been completed

Of course, there is always a trash can which makes both a mess and a loud noise when they tip over, particularly at night

And, which also make a good set of wickets, painted on, when playing backyard cricket with your friends