2. Straight face is usually used when an individual does not want "others" to know that they are gay, so they may opt to take on a more "straight" persona to protect their interests. (Note: Not to be confused with being on the down low or in the closet, these specific terms do not apply).
Dude: aw, can't we go see twilight eclipse insted?
Bro: (inhails deeply with blank expression while face turns blood red face) i just straight faced so hard i think i need to go to the hospital
*Silent face after silent face*
"God damn... These guys and girls are just their practicing straight faces"
2. Used at the end of a statement to explain the seriousness of a situation
2. "I couldn't even mess wit homegirl, she had sh*t on lock...Straight face yo"