- Bus stop
- Door stop
- Full stop, a punctuation mark
- STOP, used to replace the symbol in telegraphs, as Morse code has no method to produce it.
- Petzl Stop, a descender used in caving.
- Safe Tables Our Priority, a food safety organization
- Secure Trusted Operating Program, a computer operating system
- Stop, a font designed by Aldo Novarese
- Stop consonant, a concept in linguistics
- Stop error, a computer error screen
- Stop sign, a traffic signal
- Stop, a supersymmetric squark which is the superpartner of the top quark
- Society of Teachers Opposed to Physical Punishment
- Terry stop, a brief police detention in the United States
- Truck stop, a type of rest stop for truck drivers
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