buy-and-bust operation(n = noun.act) - an undercover operation by narcotics detectives to catch unsuspecting drug dealers;
is a kind of undercover operation

amphibious operation, arithmetic operation, asynchronous operation, auxiliary operation, binary arithmetic operation, binary operation, black operation, boolean operation, clandestine operation, cognitive operation, combined operation, computer operation, concurrent operation, consecutive operation, control operation, covert operation, dyadic operation, exfiltration operation, field of operation, fixed-cycle operation, floating-point operation, in operation, intelligence operation, joint operation, logic operation, logical operation, machine operation, majority operation, martyr operation, mathematical operation, matrix operation, meuse-argonne operation, military operation, monadic operation, multiplex operation, off-line operation, operation, operation code, operation desert storm, overt operation, parallel operation, peacekeeping operation, printing operation, psychological operation, purse-string operation, real-time operation, rescue operation, riot control operation, sacrifice operation, sequential operation, serial operation, sex-change operation, shirodkar's operation, simulated military operation, simultaneous operation, sting operation, surgical operation, synchronous operation, threshold operation, unary operation, undercover operation