1 salt /ˈsɑːlt/ noun
plural salts
1 salt
plural salts
Learner's definition of SALT
[noncount] : a natural white substance that is used especially to flavor or preserve food
see also sea salt, table salt
[count] technical : a chemical compound formed when part of an acid is replaced by a metal or something like a metal

rub salt in/into someone's wounds

see 1rub

take (something) with a grain/pinch of salt

: to not completely believe (something) : to be doubtful about the truth or accuracy of (something)

the salt of the earth

: a very good and honest person or group of people

worth your salt

: worthy of ordinary respect used to say what should be expected from someone who does a job properly, from something that is as good as it should be, etc.
see also epsom salt, smelling salts
2 salt /ˈsɑːlt/ verb
salts; salted; salting
2 salt
salts; salted; salting
Learner's definition of SALT
[+ object]
: to flavor or preserve (food) with salt
: to put salt on (a surface) especially in order to melt ice

salt away

[phrasal verb]
salt (something) away or salt away (something) informal
: to put (money) in a safe place especially secretly or dishonestly
US : to make your victory in (a game, contest, etc.) certain

salt with

[phrasal verb]
salt (something) with (something)
: to put something in many places in (a story, speech, etc.)
3 salt /ˈsɑːlt/ adjective
3 salt
Learner's definition of SALT
always used before a noun