luck. even as a figure of speech.
and to get the attention of jw use the word separated in your convo and watch for eyes even at a distance like across the kh in my case to turn to you.
To explain my wife had been collared by sister yakalot at the doorway of the kh so i was a seen entering 'on-my-own'. I took the opportunity and used separated and of sisters (!) close swung eyes. and another from across the hall ditto.
Witnesses are obsessed with others marriages and a single person must be bursting with sexual desire so will be a fornication danger!