0 one of the two games that are played to decide who will take part in the final game of a competition: --
We got through to the semis.
1 a house that is semi-detached --
2 a large lorry for carrying goods, consisting of a strong front part that pulls a large box-like container behind it --
a semi-autobiographical novel
semi-permanent
semiconscious
semi-literate
4 a large truck with a separate trailer (= vehicle without an engine) for carrying freight, or such a trailer itself: --
5 short form ofsemifinal --