1. (n.) A costume party of persons wearing masks; a disguise or false outward appearance\.

2. (n.) A dramatic performance by actors in masks; a mask. See Mask.

3. (n.) Acting or living under false pretenses; concealment of something by a false or unreal show; pretentious show; disguise.

4. (n.) A Spanish diversion on horseback.

5. (v. i.) To assemble in masks; to take part in a masquerade.

6. (v. i.) To frolic or disport in disguise; to make a pretentious show of being what one is not.

7. (v. t.) To conceal with masks; to disguise.

Kaffeeklatsch accouter act act a part act as act out acting affectation ape aping appearance attitudinize attitudinizing bal bal costume bal masque ball ballet skirt barn dance be incognito blowout bluff bluffing burrow buskin camouflage cap and bells caparison characterization cheating cloak cocktail party coffee klatch color coloring copy costume costume party country dance cover cover-up dance deception delusion dinner dinner party disappear disguise dissemblance dissembling dissimulation do domino donation party drop from sight dumb show embodiment enact enacting enactment entertainment equip facade face fakery faking false air false colors false face false front false show falsity fancy-dress ball feigning feint festivity fit fit out four-flushing fraud front garden party getup gilt gloss go into hiding go to ground go underground habit hen party hide hide away hide out hole up hop house party house-raising housewarming humbug humbuggery imitate imitation impersonate impersonation imposture incarnation incognito lawn party lie lie close lie doggo lie hid lie low lie snug make false pretenses mask masked ball masque masquerade as masquerade ball masquerade party meretriciousness mime mimesis mimic mimicking mimicry miming mixer motley mummery ostentation outfit outward show pantomime pantomiming party pass for pass off perform performance performing personate personation personification play play a part play peekaboo playacting playing portrayal pose pose as posing posture pretend to be pretense pretension pretext prom promenade protective coloration put-on record hop remain anonymous representation retire from sight rig rig out rig up seeming semblance sham shindig shindy show shower simulacrum simulate simulation sit tight smoke screen smoker sock speciousness square dance stag stag dance stag party stay in hiding subterfuge suit surprise party take cover take off tea dance the dansant tights turn out tutu uniform varnish veil visor vizard vizard mask wear a mask window dressing