Dawdler

• Dawdler has to stick on second base
• Tortoise, e.g.
• Slug
• Snail, e.g
• Tortoise, e.g
• Person who doesn't move very fast
• Hardly a speed demon
• Snail, e.g.
• Highway hazard

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
also slow poke , 1848, American English from slow (adj.) + poke (n.3), the name of a device, like a yoke with a pole, attached to domestic animals such as pigs and sheep to keep them from escaping enclosures. Bartlett (1859) calls it "a woman's word."