1. Empty; worthless; having no substance, value or importance. 1 Pet 1.
To your vain answer will you have recourse.
Every man walketh in a vain show. Psa 39.
Why do the people imagine a vain thing? Psa 2.
2. Fruitless; ineffectual. All attempts, all efforts were vain.
Vain is the force of man.
3. Proud of petty things, or of trifling attainments; elated with a high opinion of one's own accomplishments, or with things more showy than valuable; conceited.
The minstrels play'd on every side, vain of their art -
4. Empty; unreal; as a vain chimers.
5. Showy; ostentatious.
Load some vain church with old theatric state.
6. Light; inconstant; worthless. Prov 12.
7. Empty; unsatisfying. The pleasures of life are vain.
8. False; deceitful; not genuine; spurious. James 1.
9. Not effectual; having no efficacy
Bring no more vain oblations. Isa 1.
In vain, to no purpose; without effect; ineffectual.
In vain they do worship me. Mat 15.
To take the name of God in vain, to use the name of God with levity or profaneness.