1. most square in shape; having the most equal sides and right angles
2. most conventional, traditional, or old-fashioned in attitude or behavior
Usage: informal
3. most honest, fair, or straightforward

Examples

• This is the squarest table in the furniture store.
• The city block has the squarest corners I’ve ever seen.
• My dad is the squarest person I know when it comes to music.
• She’s the squarest dealer in town – always honest.
• That’s the squarest building in the downtown area.
• He gave me the squarest answer possible.
• This is the squarest dance I’ve ever been to.