noun A verbal puzzle, mystery, or other problem of an intellectual nature.
Here's a riddle: It's black, and white, and red all over. What is it?
noun An ancient verbal, poetic, or literary form, in which, rather than a rhyme scheme, there are parallel opposing expressions with a hidden meaning.
verb To speak ambiguously or enigmatically.
verb To solve, answer, or explicate a riddle or question.
Riddle me this.
noun A sieve with coarse meshes, usually of wire, for separating coarser materials from finer, as chaff from grain, cinders from ashes, or gravel from sand.
noun A board with a row of pins, set zigzag, between which wire is drawn to straighten it.
verb To put something through a riddle or sieve; to sieve; to sift.
You have to riddle the gravel before you lay it on the road.
verb To fill with holes like a riddle.
The shots from his gun began to riddle the targets.