ex·pose 
/ɪkˈspoʊz/ verb
ex·pos·es; ex·posed; ex·pos·ing /ɪkˈspoʊz/ verb [+ obj] 1 : to leave (something) without covering or protection
▪ The shingles had fallen off, exposing the wood underneath. — often + to ▪ The colors will fade if they are exposed to sunlight. 2 : to cause (someone) to experience something or to be influenced or affected by something — + to ▪ He wants to expose his students to great works of literature. ▪ The workers were exposed to dangerous chemicals. [=they were placed in conditions that left them unprotected from dangerous chemicals] ▪ She hasn't yet been exposed to measles. ▪ Children are being exposed to violence on television. ▪ His mistakes have exposed him to ridicule. [=he has been ridiculed because of his mistakes] 3 a : to reveal (something hidden, dishonest, etc.)
▪ Undercover investigators exposed the scam.
b : to reveal the crimes or faults of (someone)
▪ They threatened to expose him. — often + as ▪ They exposed him as a fraud. 4 : to let light fall on (film in a camera) in order to create a photograph
▪ The film had not been properly exposed. — compare overexpose, underexpose
▪ The shingles had fallen off, exposing the wood underneath. — often + to ▪ The colors will fade if they are exposed to sunlight.
▪ Undercover investigators exposed the scam.
b : to reveal the crimes or faults of (someone)
▪ They threatened to expose him. — often + as ▪ They exposed him as a fraud.
▪ The film had not been properly exposed. — compare overexpose, underexpose
expose yourself
: to show your sexual organs in public
▪ He was arrested for exposing himself (to women) in the park.
▪ He was arrested for exposing himself (to women) in the park.
