Alternative form of tin opener; can opener

Done with the hand open rather than clenched / Liberal and generous. / Frank, honest, and tolerant. / Characterized by looseness and fullness.

With an open hand or hands. / Generously.

simple past tense and past participle of open-hand

That part of the sea out of sight of land. / A sea open to all nations, i.e. not a mare clausum.

Frank and candidly straightforward / Generous and kind / Emotionally receptive

completely open / having no laws or law enforcement / unsettled or unresolved / vulnerable or unprotected / (sports) without the presence of opponents nearby

(grammar) A compound word with spaces in it, for example, high school, school bus, or science fiction.

A house habitually kept open to callers. / An event, often in one's home, at which there are few restrictions regarding who and how many may attend.

(sometimes attributive) Creative work that others can freely and legally copy or modify.