Noun:
1: circle 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"
2: circle, set, lot, band an unofficial association of people or groups; "the smart set goes there"; "they were an angry lot"
3: circle something approximating the shape of a circle; "the chairs were arranged in a circle"
4: lap, circle, circuit movement once around a course; "he drove an extra lap just for insurance"
5: roundabout, rotary, circle, traffic circle a road junction at which traffic streams circularly around a central island; "the accident blocked all traffic at the rotary"
6: roach, rophy, circle, mexican valium, forget me drug, r-2, rope, roofy street names for flunitrazepan
7: dress circle, circle a curved section or tier of seats in a hall or theater or opera house; usually the first tier above the orchestra; "they had excellent seats in the dress circle"
8: round, circle any circular or rotating mechanism; "the machine punched out metal circles"
Verb:
1: circle travel around something; "circle the globe"
2: circulate, circle move in circles
3: environ, circle, encircle, ring, round, surround be around; "Developments surround the town"; "The river encircles the village"
4: circle, encircle form a circle around; "encircle the errors"