Used to express approval of a clever idea.

To decide, come to conclusions, or make opinions on one's own, without the help of others

plural of think-tanker

Having opinions that are contrary to dogma or the positions of authority.

Third-person singular simple present indicative form of think up

(business) A business methodology that aims to provide a new way to think about how to organize human activities to deliver more benefits to society and value to individuals while eliminating waste.

(transitive) To devise or solve by a process of thought.

plural of train of thinking

To dislike; to hold in low esteem; to look upon without favour or admiration. / To be willing to do without compunction or deep consideration.

(informal) To be ambitious.