1. Having a long sharp point
   "The spiked collar on the dog looked intimidating"

1. Pierce with a sharp stake or point
   "spike a shrimp on a skewer";
   - transfix, impale, empale
    
2. Secure with spikes
   "The railway workers spiked the rails to the ties"
    
3. Manifest a sharp increase
   "the voltage spiked"
    
4. Bring forth a spike or spikes
   "my hyacinths and orchids are spiking now"; "The plants spiked out in the spring";
   - spike out
    
5. Stand in the way of
   "The economic downturn spiked the company's plans for expansion"
    
6. Add alcohol or drugs to a drink or food, typically secretly or maliciously
   "Someone had spiked the punch with vodka"; "The drinks were spiked with a sedative"

See also: pointed

Type of: banish, bar, develop, fasten, fix, increase, pierce, relegate, secure, thrust

Encyclopedia: Spiked