- (usually before the noun) A double door, window, etc. includes two of the same kind.
- We opened the double door to let the piano come in.
- Call me at 519-double three double seven.
- (usually before the noun) A double accident, murder, etc. is two events that happen together or are somehow connected.
- With the double wedding, Sunday was the busiest day of the year.
- If something is double, it is 100% bigger than something else.
- The new computer was double the cost of the old one.
- I'll have a double coffee.
- Usually we see about seventy people a day, but yesterday it was double.
- (usually before the noun) A double thing is for two people.
- They slept together in a double bed, while James slept in a single in the other room.
- (transitive & intransitive) If something doubles, it grows by 100%.
- The price of gold has almost doubled in the last month from $407 to $792.
- We need to double the number of people buying it.
- (intransitive) If something doubles as something else, it has both roles.
- The kitchen doubles as our dining room.
- (intransitive) If something doubles up/over, it folds in half.
- (intransitive) If two people double up, they stay or work together.
- Somebody's double is another person who looks very similar to them.
- In baseball, a double is a hit that allows the runner to move to second base.