1. Trébucher.
2. (Au figuré) Commettre une faute (se disait en particulier, des filles qui avaient un enfant illégitime).
1. To actuate or activate; SYN. actuate, trigger, activate, set off, spark off, spark, trigger off, touch off.
2. To cause to stumble; SYN. trip up.
3. To get high, stoned, or drugged; SYN. trip out, turn on, get off.