Related Clues:

• Acclaimed
• Like taxis on city streets
• Signaled a hack
• Saluted
• More than saluted
• Gave kudos to
• Came down hard?
• Greeted
• Waved one's arms at, as a cab
• Flagged, as a cab
• Rained hard?
• Signaled to, as a taxi
• Came (from)
• Came down in frozen pellets
• Signalled to or summoned, say a taxi