One who holds things up

• Game incorporating situation that’s a hindrance
• Traffic jam, often
• One who stalls
• Streamline business of French farm producer

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Delayer \De*lay"er\, n. One who delays; one who lingers.

Wiktionary Word definitions in Wiktionary
Etymology 1 n. 1 One who delays. 2 A substance that is used to slow the rate of combustion of a solid rocket fuel so as to make it more controllable Etymology 2 vb. To remove layers; to strip away levels.

WordNet Word definitions in WordNet
n. a person who delays; to put off until later or cause to be late