lourd

/luʁ/
1.
adjectivemasculineSing

heavy

weighty

Ce sac est vraiment trop lourd pour moi.

This bag is really too heavy for me.

Synonyms:pesant, massif
2.
adjectivemasculineSing

oppressive, heavy (atmosphere)

stifling (air, temperature)

C'était lourd dans la salle après l'annonce.

The atmosphere in the room was heavy after the announcement.

Synonyms:pesant, oppressant, étouffant
3.
adjectivemasculineSing

annoying, tiresome; someone who is overly persistent or unpleasant

Arrête, t'es lourd, laisse-moi tranquille.

Stop, you're being annoying — leave me alone.

Synonyms:pénible, relou, chiant
4.
adjectivemasculineSing

impressive, powerful (slang; praise, often used for music or performances)

Ce son est lourd, j'adore le beat.

This track is sick — I love the beat.

Synonyms:puissant, d'enfer, gênial