Meanings

pre-load

without prior notice

advance reservation

pilot study

tentative reservation

(crime of) preparations or plots for private war

to take precautions

reservation required

advance warning of a traffic signal

precautionary principle

dry run

contrary to one's expectations

work injury prevention training

low budget

not a moment to waste

previously

prewashing

prewashing

crime of plotting a crime

crime of preparing to commit homicide