I'm looking for a job.

looking

— adjective (= sounding) appearing to be as specified; usually used as combining forms left their clothes dirty looking a most disagreeable looking character angry-looking liquid-looking severe-looking policemen on noble horses fine-sounding phrases taken in by high-sounding talk — noun (= look, looking at) the act of directing the eyes toward something and perceiving it visually he went out to have a look his look was fixed on her eyes he gave it a good looking at his camera does his looking for him — noun the act of searching visually

for Preposition

— shows that something belongs to something else, or has a specific function This cake is for you. This is a net for catching fish. — For is used to show the reason for something He was angry, for he had never been called such terrible names before.

for Subordinator

— For introduces a clause with a subject and a to-infinitive It's not good for you to be too relaxed.

a Determinative

— A is used when the following word could be any of a certain type. Compare "A book I saw on the shelf" and "The book I gave you yesterday".

a Noun

— A is the first letter of the alphabet. The letter "a" comes before "b". — In some schools, an A is a very high grade. Ron got an A on his earth science test.

job Noun

— A job is an activity that you do, usually, regularly and for pay. She got a good job as a manager in a book store. She does the same job as George, and she does it faster and better. Son, come here. I have a job for you before you start watching TV. — A job is a task that a computer performs. — A job is a plastic surgery that is done on someone. Usually used with another word to form a noun. John just had a nose job.