0 past simple and past participle of insist
1 to say firmly or demand forcefully, especially when others disagree with or oppose what you say:
[ + (that) ] Greg still insists (that) he did nothing wrong.
Please go first - I insist!
She's 85 now, but she will insist on doing all her own housework.
The men at City Hall insist that big spending cuts are just not practical.
The police insist that they are not relaxing their campaign against drugs.
They insisted that all swear words be deleted from the article.
She insisted on telling me every single detail of what they did to her in hospital.
On day 3, he insisted on going to a hot spring instead of receiving cancer treatment.
The immigrants insisted that others should join them at their earliest opportunity.
Jacksonians insisted that, like the common schools and the press, political parties were critical agencies of political learning.