He wasn't sure if it was some kind of invitation.

But when the street was once again clear and she still stood there it seemed a kind of invitation.

And she spread her arms in a kind of invitation.

He had made that clear enough in his letter of invitation.

What would he think of her invitation to drop by?

There's a couple of local invitations you might look at.

Each club received a letter of invitation for the 1995 season on 2 May 1994.

He turned down a couple of invitations to join small groups.

My mother hadn't mentioned the matter of invitations for some days.

Where he came from that would have been a fairly specific sort of invitation.