Meaning of 苦学 in Japanese

Definition of 苦学

くがく(kugaku) 【苦学】

(n, vs) paying one's own school expenses by working
私は苦学して大学を卒業した。
I worked my way through college.

くがくせい(kugakusei) 【苦学生】

(n) working (self-supporting) student
あおいは、苦学生だから、そんな高級なもの、持てないです。
I'm putting myself through school, so I can't have things that are that expensive.

くがくりっこう(kugakurikkou) 【苦学力行】

I pay my university fees to go to university by part-time work. Well, I'm a 'working student' I suppose.

あおいは、苦学生くがくせいだから、そんな高級なもの、持てないです。

I'm putting myself through school, so I can't have things that are that expensive.

彼かれは苦学くがくしてする曲がりなりにもまがりなりにも大学だいがくを出た。

Somehow he managed to work his way through college.