1. a thin, pointed piece of metal or wood
2. a sharp increase in amount, rate, or intensity
3. a metal point on the sole of an athletic shoe for better grip
Usage: sports

1. to pierce or fasten with a spike
2. to increase sharply and suddenly
3. to add alcohol or drugs to a drink secretly

Examples

• The fence was topped with metal spikes.
• There was a spike in gas prices last month.
• She wore track shoes with spikes for the race.
• He spiked the board to the wall with a nail gun.
• Temperatures spiked to over 100 degrees.
• Someone spiked the punch at the party.
• The volleyball player spiked the ball over the net.
• Stock prices showed a dramatic spike after the announcement.