The red flags to a bull were waving wildly in the wind.

His comment about her weight was like a red flag to a bull.

Within a bull's roar, the party was in full swing.

He charged into the room like a bull at a gate.

This broken pencil is as useful as tits on a bull.

They like to throw the bull around at the bar.

He is as big as a bull.

She is as ugly as bull-beef.

There were many red flags to bulls during the negotiation.

She is taking the bull by the horns and confronting her fears.