In a story, or a film for example it means the villain. More generally it means nasty, ill-behaved, evil but it can be used in colloquial French as an intensifyer - un méchant coup de soleil means a bad case of sunburn.
le pouce (masc.) means 'the thumb' in English.
le soleil (masc.) means the sun in English.
"le vin" is French for "wine".
Le main means (the) hand.
'aime le ' is like the ... / love the ... in English.
"Mean," as in unkind. It can also be used in idiomatic expressions, roughly like the English "Wicked!"
mechant
'le beurre' is 'the butter' in English.
'le menton' means the chin in English.
le pouce (masc.) means 'the thumb' in English.
le soleil (masc.) means the sun in English.
Le placard (masc.) means the cupboard in English.
In English "LE "means "THE".
qui a le ... means 'who has the ... / which has the ...'
"le visage" is a French word meaning "the face" in English
Le sang est ... means "the blood is ..." in English.
"Chat mechant" means "bad cat" in French.