(transitive, poetic) To make red; to redden.

A pronunciation guide written above or beside Chinese or Japanese characters.

(countable, sometimes in the plural) The remains of a destroyed or dilapidated construction, such as a house or castle. / (uncountable) The state of being a ruin, destroyed or decayed.

(transitive) To cause the fiscal ruin of. / To destroy or make something no longer usable. / To cause severe financial loss to; to bankrupt or drive out of business.

The chemical element (symbol Rb) with an atomic number of 37. It is a soft, highly reactive alkali metal. / (countable) A single atom of this element.

Lacking in refinement or civility; bad-mannered; discourteous. / Lacking refinement or skill; untaught; ignorant; raw. / Violent; abrupt; turbulent. / Somewhat obscene, pornographic, offensive.

(transitive) To delete or erase or remove (something) by rubbing. / (obsolete) To get by; to live. / (transitive, criminal slang) To kill, especially to murder.

An act of rubbing. / A difficulty or problem. / (archaic) A quip or sarcastic remark. / In the game of crown green bowls, any obstacle by which a bowl is diverted from its normal course.

(transitive) To move (one object) while maintaining contact with another object over some area, with pressure and friction. / (transitive) To rub something against (a second thing).

(uncountable) Pliable material derived from the sap of the rubber tree; a hydrocarbon polymer of isoprene. / (uncountable, countable) Synthetic materials with the same properties as natural rubber.