simple past tense and past participle of send off

To send; to dispatch. / To emit; to emanate. / (sports) To show someone a red card, and dismiss them from the playing area. / To provide a celebration for someone who is leaving; give a sendoff.

During a period of less use or demand than the maximum (peak), generally overnight.

(informal, transitive) To make a rude or obscene gesture at someone.

(idiomatic) To emphasize or underscore; to make something even better or worse.

To flee or depart quickly. / (idiomatic) To make photocopies, or print. / (idiomatic) To write something quickly. / (of a liquid) To pour or spill off or over. / To cause to flow away.

(idiomatic) Wildly unconventional; bizarre; absurd. / (idiomatic) Of a person's behaviour: greatly inappropriate.

To eliminate, or make extinct. / (of writers or producers) To take a character out of a television series or other work by purposefully and deliberately having them killed within the plot.

In an off-the-cuff manner.

(US, idiomatic) From the start; immediately; right away.