doodlebug /dooˈdl-bug/

1. The larva of an antlion or other insect (used in divination in America; US)
2. Any instrument, scientific or unscientific, used by prospectors to indicate the presence of minerals
3. The V-1, a flying bomb (World War II sl)

• round tables
• round the bend
• round the clock
• round-the-clock
• round the corner
• round the twist
• round the wicket
• round to
• round top
• round tops
• round tower
• round towers
• round trip
• round-trip
• roundtripping
• round trips
• round up
• round-up
• round-ups
• roundure
• roundures
• round window
• round windows
• round-winged
• roundwood