Constructed with only welded joints, without bolts or rivets being used.

(idiomatic) Motivated by positive emotions, especially as productive of exceptionally generous or kind behavior.

as a group; together

In a synchronized manner.

always.

plural of all nighter

Completely new.

Purely good; having no evil.

(education, of a school) Providing instruction for male students only.

(education, of a school) Providing instruction for female students only.