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oooo
An expression of surprise or admiration.
ooooh
An expression of surprise or excitement.
OOP
Short for object-oriented programming in coding.
oot
Out of town, abbreviation in texting.
ooze
To flow slowly, like a liquid.
opacity
The quality of being not transparent.
opal
A precious gemstone known for its colors.
opaque
Not able to be seen through; unclear.
ope
An expression of surprise or mild apology in conversation.
opec
Organization of petroleum-exporting countries.
open
Not closed; accessible or available to enter.
open a can of whoop ass
to unleash strong anger or force
open book
A person who is transparent and honest.
open doors
to create new opportunities or possibilities
open field
a wide, unobstructed area
open fire
To start shooting weapons.
open invitation
A welcome to anyone to join.
open one's legs
to spread legs apart, often for movement
open one's mind
to consider new ideas or perspectives
open one's mouth
to begin speaking or making a sound
open pandora's box
Start a situation that causes many problems.
open season
a time when hunting is allowed
open sesame
a magic command to unlock something
open someone's eyes
Make someone aware of a new perspective.