(archaic) One should take immediate advantage of an opportunity that may not be available later.

plural of thought balloon

(comics) A shape like a speech bubble, but conveying thought, typically emanating from the thinker by a path of small circles.

Alternative form of bat a thousand

Alternative form of thought-out

The world as seen in terms of the attitudes, belief systems, assumptions etc. of a given society or people.

Alternative form of thoroughgoing

plural of thought-form

Any of a set of presuppositions or fundamental ideas which define the thinking of people of a given region, time period etc.

Alternative form of netherthought