syrup

Short definition from Wiktionary

Noun

1. 1
   Any thick liquid that has a high sugar content and which is added to or poured over food as a flavoring.
2. 2
   Any viscous liquid.
3. 3
   Anything overly sweet or sentimental.
4. 4
   A wig.

Verb

1. 1
   To convert or process into syrup.
2. 2
   To add syrup to.
3. 3
   To sabotage (a vehicle) by pouring syrup into the gas tank.