poster

/pɔste/
1.
verbInf1st

post (content online)

publish (on social media)

Je vais poster cette photo sur Instagram.

I'm going to post this photo on Instagram.

2.
verbInf1st

mail (send by post)

post (send via the postal service)

J'ai posté la lettre ce matin.

I posted/mailed the letter this morning.

3.
nounmasculineSing

poster (large printed picture or wall decoration)

Il a un poster de son groupe préféré dans sa chambre.

He has a poster of his favorite band in his room.