fort

A strong building or group of buildings used to protect soldiers and defend a place.

• Soldiers guarded the fort.
• We visited an old stone fort.
• The enemy attacked several forts along the river.

Similar words: fortress, stronghold

Common phrases: old fort, build a fort, defend the fort

A small shelter children build from chairs, blankets, or similar things to play inside.

• The children built a fort.
• We used blankets to cover our fort.
• Can I come inside your pillow fort?

Similar words: den

Common phrases: blanket fort, build a fort, pillow fort