A non-compulsory examination taken in the final two years in British high schools; the qualification obtained by passing such an exam / (Internet, prostitution, euphemistic) anal sex.

Alternative spelling of A level

(idiomatic) Honest(ly), sincere(ly), straightforward(ly), fair(ly). / Synonym of on the square (“discreet reference to freemasonry”)

plural of A-level

Alternative spelling of AS-level

The process of making something level. / (surveying, archaeology) The process of measuring levels to establish heights and altitudes.

(US) present participle of level

Alternative form of leveling

(UK, Canada) present participle of level

Advanced Subsidiary level, in the UK: the exam taken in the first year of the sixth form, as a first stage in getting to the A-levels (A2) at the end of the sixth form. The modular format makes the distinction less clear.