#1 circle n. ellipse in which the two axes are of equal length; a plane curve generated by one point moving at a constant distance from a fixed point; "he calculated the circumference of the circle". wn
#2 circle n. [set, band, lot] an unofficial association of people or groups; "the smart set goes there"; "they were an angry lot". wn
#3 circle v. travel around something; "circle the globe". wn
#4 circle v. [circulate] move in circles. wn
#5 circle n. something approximating the shape of a circle; "the chairs were arranged in a circle". wn
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