1 tarry, linger, hold on, stay, bide (one's) time, mark time, stand by, Colloq cool (one's) heels, stick around, sit tight, hang on, Brit hang about, US hang around:
If you wait till I've finished this, I'll join you for dinner.
2 be delayed or postponed or deferred or shelved or put off, US be tabled, Colloq be put on ice or on the back burner:
The quarterly sales figures can wait - we haven't yet completed those for this month.
3 wait on or upon. serve, attend (to), minister (to):
Rose made such a fuss that the restaurant staff refused to wait on her.
4 delay, pause, stay, hold-up, interval, halt, stop, stoppage, break, hiatus, lacuna, gap, respite, rest (period), intermission, discontinuation, recess:
There was an extra long wait between trains because of track repairs further up the line.