The arcade's coin-ops hummed with activity as teenagers crowded around the latest racing cabinet.

The agency carried out several black ops to dismantle the smuggling ring.

The recent raid revealed several grow ops hidden behind legitimate businesses.

Local police shut down two suspected grow-ops operating out of the industrial park last night.

The pre-ops gathered in the ward for their pre-surgery assessments.

The clinic scheduled the post-ops for next Tuesday to monitor recovery.

During the server migration, we had to retrain several non-ops to handle routine maintenance.

Co-ops across the region pooled resources to build an affordable housing project.

The unit specialized in psy-ops to influence public opinion during the crisis.

The landlord discovered a grow op in the basement and called the police.