A sour face is usually pursed lips, squinted eyes, and sucked in cheeks. It doesn't necessarily mean one ate something sour, but it looks as if they did.
Like the face of someone who has just bitten into a lemon.
The term was coined in reference to the face someone made when they did infact taste something that had a sour taste i.e. a gooseberry. Thereafter people who made a face when they were upset or just pouting were said to have had a "sour face".
yes i can. there not sour at all
If you bite into a lemon, you make a face on account of the sour taste. If you buy something that doesn'twork out for you, you may also make a sour face.
It means to be very angry or unpleasant. For more information, read the below stuff:Sour can mean unpleasant or bad-tempered, and sour-faced is how your face looks when you're feeling that way (you look like you just tasted something sour, like a lemon).
If you mean carboxylic ACID: yes that is (a bit) sour
Either you can puff your face, or eat sour peas to really mess up your face
"Sour look" is an idiom for an expression of distaste or annoyance.
Yes
sour
because i had a bowl of really sour blueberries.
Tasting sour