rod /rɒd $ rɑːd/ BrE AmE noun [countable]
[ Language: Old English ; Origin: rodd ]
1 . a long thin pole or bar
steel/iron/wooden etc rod
The walls are reinforced with steel rods.
a measuring rod
2 .
a long thin pole used with a line and hook for catching fish SYN fishing rod
⇨ ↑ hot rod , ↑ lightning rod , ⇨ rule somebody/something with a rod of iron at ↑ rule 2 (5)