determiner - number one billion in a sequence
verb - to fill a place with a loud sound or echo
adjective - (of a sound) very loud and deep
adjective - very great, clear, or complete
noun, formal - the power to choose something freely or to make your own decisions
verb, American English, informal - to move sideways to make space for someone or something
verb, informal - to move quickly or suddenly
verb, informal - to move quickly or suddenly
verb, formal - to supply or provide goods, services, or information, often as part of a business