(sexology, vulgar) The act of a man (or woman) performing oral sex on a woman during her menstrual period while also simultaneously receiving oral sex from her (see 69 (sixty-nine)); followed by a ...

Initialism of public health unit.

(heraldry) Having the ends forked or branched, and the ends of the branches terminating abruptly as if cut off; said of an ordinary, especially of a cross.

plural of sectarianist