make sb's mouth water
If the smell or sight of food makes your mouth water, it makes you want to eat it:
The smell of that bacon cooking is making my mouth water.

[TahlilGaran] Advanced Learner's Dictionary ▲

make mouth water
make (someone's) mouth water
if the smell or the sight of food makes your mouth water, it makes you want to eat it.
The smell of fish and chips made my mouth water.

make (your) mouth water
to feel pleasure at the thought of something particularly beautiful or good.
Such beauty is enough to make anyone's mouth water.

Etymology: based on the literal meaning of make your mouth water (= to cause your mouth to produce liquid when you see or think about food)

[TahlilGaran] English Idioms Dictionary ▲

make mouth water
make someone want to eat something because of the thought or smell of the food
It made my mouth water when I looked at the menu.

[TahlilGaran] English Idioms Dictionary ▲

make someone's mouth water
make (someone's) mouth water
if the smell or the sight of food makes your mouth water, it makes you want to eat it.
The smell of fish and chips made my mouth water.

make (your) mouth water
to feel pleasure at the thought of something particularly beautiful or good.
Such beauty is enough to make anyone's mouth water.

Etymology: based on the literal meaning of make your mouth water (= to cause your mouth to produce liquid when you see or think about food)

[TahlilGaran] English Idioms Dictionary ▲

make someone's mouth water
make someone want to eat something because of the thought or smell of the food
It made my mouth water when I looked at the menu.

[TahlilGaran] English Idioms Dictionary ▲

make one's mouth water
to make someone hungry, to make someone want to eat or drink something very much; to make someone want to eat or drink something that one sees or smells
The restaurant is wonderful and when I see the menu it makes my mouth water.

The smell of the fish cooking in the restaurant made my mouth water.

[TahlilGaran] English Idioms Dictionary ▲

make one's mouth water
v. phr.
1. To look or smell very good; make you want very much to eat or drink something you see or smell.
The pies in the store window made Dan's mouth water.
The picture of the ice cream soda made his mouth water.
2. To be attractive; make you want to have something very much.
Judy collects folk song records, and the records in the store window made her mouth water.
Compare: LICK ONE'S CHOPS.

[TahlilGaran] English Idioms Dictionary ▲