Definition from Wiktionary, the free dictionary
- To combine more than one item into one; to put together.
- The plumber joined the two ends of the broken pipe.
- We joined our efforts to get an even better result.
- To come together; to meet.
- Parallel lines never join.
- These two rivers join in about 80 miles.
- To come into the company of.
- I will join you watching the football game as soon as I have finished my work.
- To become a member of.
- Many children join a sports club.
- Most politicians have joined a party.
- (computing, databases, transitive) To produce an intersection of data in two or more database tables.
- By joining the Customer table on the Product table, we can show each customer's name alongside the products they have ordered.
to combine more than one item into one; to put together
to come together; to meet
to come into the company of
to become a member of
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Translations to be checked
join (plural joins)
- An intersection of piping or wiring; an interconnect.
- (computing, databases) An intersection of data in two or more database tables.
- (algebra) The lowest upper bound, an operation between pairs of elements in a lattice, denoted by the symbol ∨.
- (lowest upper bound): meet
Derived terms 
an intersection of piping or wiring; an interconnect
Alternative forms 
From Latin ūnus.
- IPA: join
join (plural joina)
Etymology 1 
- First-person singular indicative past form of juoda.
Etymology 2 
- Instructive plural form of joki.