jigger
noun
[ ˈdʒɪɡə ]
• a machine or vehicle with a part that rocks or moves to and fro, e.g. a jigsaw.
• "they invented a jigger that pulls nets under the ice"
• a person who dances a jig.
• a small sail set at the stern of a ship.
• a measure or small glass of spirits or wine.
• "a jigger or two of rum"
• a rest for a billiard cue.
• a metal golf club with a narrow face.
• a small hand- or power-operated railway vehicle used by railway workers.
jigger
verb
• rearrange or tamper with.
• "conventional price indexes often jigger the market basket's content"
Origin:
mid 16th century (originally a slang word for a door): from the verb jig.
jigger
noun
• variant spelling of chigger.
chigger
noun
• a tropical flea, the female of which burrows and lays eggs beneath the host's skin, causing painful sores.
• a harvest mite.
Origin:
mid 18th century: variant of chigoe.