A preposition is a word that tells you where or when something is in relation to something else. Words like ‘after’, ‘before’ , ‘on’, ‘over.’ Oh Golem, you are making a mess out of ...

A preposition is a word that tells you where or when something is in relation to something else. Examples of prepositions include words like 'after', 'before', 'on', 'under', 'inside' and 'outside'.