plural of rub up

present participle of rub one's hands together

That is where the problem is.

(idiomatic) To make an injury, physical or emotional, feel worse.

To touch something with one's body. / To touch another person with one's body in a sexually stimulating manner. / (of animals) To touch a person's body in a friendly manner, seeking attention.

(idiomatic, uncommon) Alternative form of put the fear of God into.

(reflexive, intransitive, colloquial) To masturbate.

(slang) To masturbate.

(slang, vulgar, usually of a person with a penis) To masturbate to the point of ejaculation.

Third-person singular simple present indicative form of rub someone's nose in