defenselessside

noun
UK /dɪˈfɛnsləs saɪd/
US /dɪˈfɛnsləs saɪd/

The part of you that cannot protect itself.

The turtle's soft belly is its defenselessside.


OTHER MEANINGS

2. A team's weakest area that is easy for others to attack.

The coach trained the players to guard their defenselessside.

3. A person's secret worry that others could easily hurt.

She never showed her defenselessside to strangers.

4. The open part of a fort or wall where enemies can get in.

Soldiers built a tower to watch the defenselessside of the castle.