verb
-pends; -pended; -pending
[no obj] informal - used in speech in phrases like it depends and that depends to say that the answer to a question will be different in different situations
depend on/upon
[phrasal verb]
depend on/upon (someone or something)
to be determined or decided by (something)
to need (someone or something) for support, help, etc.
to be sure about (someone or something) :to trust (someone or something)