(~s, ~ing, ~ed)
1.
Your ~s are your whole eyes, rather than just the part which can be seen between your eyelids.
N-COUNT
2.
If you ~ someone or something, you stare at them. (INFORMAL)
The guard ~ed him pretty hard despite his pass.
VERB: V n
3.
If you are ~ to ~ with someone, you are in their presence and involved in a meeting, dispute, or contest with them. You can also talk about having an ~ to ~ meeting or confrontation. (INFORMAL)
...proposals that the two armies end their ~ to ~ confrontation and withdraw.
= face to face
PHRASE: PHR after v, v-link PHR, PHR n, oft PHR with n
4.
You use up to the ~s to emphasize that someone is in an undesirable state to a very great degree. (INFORMAL)
He is out of a job and up to his ~s in debt.
PHRASE: usu v-link PHR, adj/-ed PHR, PHR in n emphasis