Related Clues:

• Press, as an accelerator
• Squash, perhaps
• Pesto, crackers and centre of squash, in a way
• Hit, as the gas
• Walk into a train car
• Go faster, with 'it'
• Go faster, with "it"
• Squish with a shoe
• Use, as a bathroom scale
• "I don't want to ___ your toes"
• Use, as a mat