join; join in with; become part of
Qui est censé se joindre à nous ?
Who is supposed to join us?
— Harry Potter et l'Ordre du Phénix (2007)
Dire aux autres clans de se joindre à notre cause.
Tell the other clans to join our cause.
— Avatar (2009)
Can we join you?
Il va se joindre à notre club.
He is going to join our club.
Il nous faut se joindre à lui.
We must join him.
— Le Seigneur des anneaux : La Communauté de l'anneau (2001)
Il fut incapable de se joindre à la discussion.
He was unable to join the discussion.