An oxymoron is a rhetorical figure in which incongruous or contradictory terms are combined. Here are some examples I have found...enjoy!

Act naturally

Happily married

Microsoft Works

Holy war

Found missing

Resident alien

Minor Catastrophe

Affordable housing

Near miss

Great depression

Canadian army

Phone sex

United nations

Advanced BASIC

Genuine imitation

Death benefits

Airline Food

Women's rights

Good grief

Same difference

Almost exactly

Sensitive man

Government organization

Everything except

Civil War

Good kid

Sanitary landfill

Alone together

Legally drunk

Silent scream

British fashion

Living dead

Small crowd

Business ethics

Soft rock

Butt Head

Military Intelligence

Software documentation

New York culture

New classic

Sweet sorrow

Childproof

"Now, then"

Synthetic natural gas

Christian Scientists

Passive aggressive

Taped live

Clearly misunderstood

Peace force

Extinct Life

Temporary tax increase

New and improved

Computer jock

Plastic glasses

Terribly pleased

Computer security

Political science

Tight slacks

Definite maybe

Pretty ugly

Twelve-ounce pound cake

Diet ice cream

Rap music

Working vacation

Exact estimate

Religious tolerance

Freezer Burn

Honest Politician

Jumbo Shrimp

Loners Club

Postal Service