(video games, transitive, intransitive, derogatory) To consistently play a video game using only one of the available characters or skill sets.

Third-person singular simple present indicative form of one-trick

Drawn or worked by a single horse. / (by extension) Small, insignificant.

(Australia) Said of a person who is on their provisional driver's licence and displays P-plates on their vehicle; not yet possessing a full driver's licence.

(Australia) Said of a person who is on their learner's permit and displays L-plates on their vehicle; not yet possessing a provisional or full driver's licence.

A single page that summarizes a topic, such as a process, a strategy, a business plan or issue.

Alternative form of that's a good one

(idiomatic, colloquial, dated) To drink alcohol excessively, to the point of being drunk.

plural of number one

plural of ones' complement