hairpiece covering the head and made of real or synthetic hair
"She adjusted her wig to hide her thinning hair before stepping out for the party."
A head of real or synthetic hair worn on the head to disguise baldness, for cultural or religious reasons, for fashion, or by actors to help them better resemble the character they are portraying.
"The actor adjusted his bright red wig before stepping onto the stage to transform completely into the flamboyant villain."
To put on a wig; to provide with a wig (especially of an actor etc.).
"The stage manager quickly wigs the lead actress before curtain call so she can match her character's iconic hairstyle."
Initialism of wing-in-ground.
"The pilot explained that their new aircraft was a wig, designed to skim just above the water's surface for maximum speed."