What is the meaning of Antre?

Cavern; cave.

cave

den, lair

antrum

to enter

queue, a line of people, vehicles or other objects, in which one at the front end is dealt with first, the one behind is dealt with next, and so on, and which newcomers join at the opposite end (the back).

to queue,

  1. to put oneself or itself at the end of a waiting line.
  2. to arrange themselves into a physical waiting queue.

to put oneself or itself at the end of a waiting line.

to arrange themselves into a physical waiting queue.

between

among

Archaic form of entre.

entrée

entrance

Source: wiktionary.org