Ram (noun)

1. A male sheep.
2. A tool or machine used for forcing something into place by impact, especially a heavy metal bar used for driving piles into the ground or for breaking down walls or doors.
3. A hydraulic or steam-driven machine used for compressing or forging materials.
4. A projecting part of a ship or boat that is used to break through ice or heavy seas.

Origin:

Old english ramm, of west germanic origin; related to dutch ram.

Examples:

1. The farmers used rams to breed their ewes.
2. The construction workers used a heavy ram to break down the door.
3. The blacksmith used the forge's ram to compress the heated metal into the desired shape.
4. The icebreaker had a strong ram to break through the ice.
5. The wool from the ram was very fine and soft.