bid

A bid is an offer to enter into a contract to buy something or to do some kind of job.

Example: He amazed the art world with his winning bid of nearly $54 million for Van Gogh's painting, Irises.

A bid is an attempt to do something.

Example: He went back to teaching after his unsuccessful presidential bid in 1988.

If you bid for something, you offer to enter into a contract to buy it or to do it.

Example: Microsoft bid $44.6 billion to acquire Yahoo.

If you bid for something, you attempt to do or get it.

Example: Montesinos, decided not to bid for the new position.

If you bid someone a good day, evening, etc., you wish it to them in greeting.

Example: She bade farewell to her sister, Fannie, and to other relatives and friends.