The nominative and objective plu. of thou; you is now commonly used in ordinary language for thou and thee, being thus sing. or plu.
2d pers. pron. pl., but also used as sing.
In the R. Cath. Ch., a small crucifix, or a crucifix engraved on a plate, which used to be kissed by the priest and deacon, and passed on to the people in succession before leaving church; kiss of peace. ...