Definition of "dilemma"

A circumstance in which a choice must be made between two or more alternatives that seem equally undesirable.  quotations  examples

A difficult circumstance or problem.  examples

(logic) A type of syllogism of the form "if A is true then B is true; if C is true then D is true; either A or C is true; therefore either B or D is true".  examples

(rhetoric) Offering to an opponent a choice between two (equally unfavorable) alternatives.  examples