The term 'pour forth' can be defined as to release or EMIT a large amount of something. This can be seen in the crossword solutions for the term, which include EFFUSE (6 letters), GUSH (4 letters), EMIT (4 letters), FILL (4 letters), FLOW (4 letters), SPEW (4 letters), and EXUDE (5 letters). EFFUSE means to pour out or spread freely, while GUSH implies a sudden and forceful release. EMIT is to send out or give off, and FILL is to occupy a space with something. FLOW is to move in a continuous stream, and SPEW is to eject or discharge forcefully. Lastly, EXUDE is to give off or ooze out. All of these words describe the act of releasing or emitting a large amount of something.